Goat Kidding Signs and Stages: A Visual and Behavioral Checklist

Knowing when a doe is about to kid is one of the most practical skills a goat keeper can develop. This article gives you a stage by stage checklist of the physical and behavioral changes that signal approaching labor, from the early preparation phase through active delivery. You will also find guidance on what to record, when to watch closely, and when to call a veterinarian. The goal is to help you recognize normal kidding progress and identify problems early enough to act.

At a Glance: Kidding Stage Recognition Table

Understanding Normal Kidding Timing

Goat gestation lasts about 145 to 155 days from breeding, with most does kidding between day 147 and day 152. Knowing your breeding dates is the first step in predicting when to watch for labor signs. If you use a buck for natural service, record the introduction and removal dates so you can estimate the kidding window. If you use artificial insemination, the breeding date is known precisely and you can mark the expected kidding range on your calendar.

Pregnancy diagnosis can confirm your timeline. A bimanual palpation technique using both hands has been described for examining internal reproductive organs and assessing the approximate stage of gestation in goats. This method was tested on 87 female goats and allowed palpation of the reproductive tract in nonpregnant goats regardless of parity, with ovarian palpation possible in 83 percent of goats. When 52 goats were examined at 28 to 30 days after insemination, 29 showed clear uterine distension, and results were confirmed by kidding date or return to service. This technique can help you confirm pregnancy and estimate stage of gestation, which supports your kidding date predictions.

For goats bred by natural service, keep a calving or kidding calendar and mark the earliest possible due date. Does carrying multiple kids may kid slightly earlier than does carrying a single kid, but individual variation is wide. The practical approach is to start close observation about one week before the earliest expected due date and maintain that watch until kidding occurs.

Early Preparation Signs: Two to Four Weeks Before Kidding

The earliest signs of approaching kidding are subtle and develop gradually. These changes are caused by hormonal shifts as the doe's body prepares for birth. Recognizing them helps you move the doe into a clean, safe environment before labor begins.

Udder Development

The udder begins to enlarge noticeably in the final weeks of pregnancy. In first freshening doelings, udder development may be more gradual and less dramatic than in mature does. The udder fills with colostrum, the first milk that provides passive immunity to the newborn kid. The teats become fuller and may feel firmer. In some does, the udder fills rapidly in the last 24 to 48 hours before kidding, while others show a slower fill over several weeks.

Waxing, the appearance of small waxy plugs at the tip of each teat, often occurs within 24 to 48 hours of kidding. The waxy plugs seal the teat canal and their loss signals that colostrum is ready. Not all does show obvious waxing, so do not rely on this sign alone.

Pelvic Ligament Relaxation

The pelvic ligaments, located on either side of the tail head, soften and relax as kidding approaches. You can feel this change by pressing gently on the area just below the tail head. In a doe that is not close to kidding, the ligaments feel firm and distinct. As relaxation progresses, the area becomes soft and spongy, and the tail head may appear more prominent. Full relaxation, where the ligaments are barely detectable, often occurs within 12 to 48 hours of kidding. This is one of the most reliable physical indicators for timing.

Vulva Changes

The vulva swells and becomes more relaxed and elongated in the days before kidding. The skin around the vulva may appear looser and slightly reddened. A clear or slightly cloudy mucus discharge may appear as the cervix begins to soften and dilate. This discharge is normal and should not be confused with the bloody or foul smelling discharge that can indicate a problem.

Body Condition and Appetite

Some does reduce feed intake in the days before kidding as the growing kids take up abdominal space. Others maintain appetite until labor begins. Monitor body condition throughout late pregnancy. Does that are overly thin or overly fat face higher risk of metabolic problems. Pregnancy toxemia, a serious metabolic disease of late gestation, is a major economic concern in does and can lead to increased mortality and reduced reproductive performance. Clinical signs include biochemical changes such as altered beta hydroxybutyric acid, non-esterified fatty acids, glucose, and liver enzyme activity. If a doe in late pregnancy shows dullness, weakness, or reduced appetite, contact your veterinarian promptly.

Pre-Labor Signs: 12 to 48 Hours Before Kidding

The pre-labor phase brings more obvious changes that signal kidding is imminent. This is the time to move the doe to a clean kidding pen if she is not already there and to begin regular observation.

Full Ligament Relaxation and Udder Fill

The pelvic ligaments are now fully relaxed and the tail head area feels soft and sunken. The udder is full and tight, and colostrum may drip from the teats. In dairy goats, milk quality changes around kidding. Total bacterial count and somatic cell count in goat milk are important quality parameters, and both are elevated in late pregnancy. One study of Dutch dairy goat farms found that in the third week before kidding, average total bacterial count was 5.67 log 10 cfu per mL and average somatic cell count was 6.70 log 10 cells per mL, both significantly higher than in the fifth week after kidding. This elevation is a normal physiological change around kidding, but it means that milk from does in late pregnancy is not suitable for sale or consumption until the counts return to normal after kidding.

Mucus Discharge and Cervical Changes

The mucus plug that sealed the cervix during pregnancy is released as the cervix begins to dilate. You may see a thick, stringy, clear or slightly cloudy discharge from the vulva. This is normal and indicates that labor is approaching. The discharge may be tinged with a small amount of blood, which is also normal as the cervix stretches.

Behavioral Changes

Behavioral changes become more pronounced during pre-labor. The doe may become restless, paw at the ground, and rearrange bedding. She may separate herself from the rest of the herd and seek a quiet corner. Some does become more vocal, while others become quiet and withdrawn. Appetite may decrease further, and the doe may drink less water. She may lie down and get up frequently as she adjusts to the discomfort of early contractions.

Nesting Behavior

Nesting behavior is common in goats approaching kidding. The doe may scrape the ground with her front feet, circle in her bedding, and arrange straw or hay around herself. This behavior is driven by hormonal changes and indicates that she is seeking a safe, clean place to give birth. Provide deep, clean bedding in the kidding pen so she can express this behavior without lying on a dirty surface.

Active Labor: Contractions and Straining

Active labor begins when regular uterine contractions push the kids into the birth canal. This stage is marked by visible straining and the appearance of the water bag.

Recognizing Active Labor

The doe will begin rhythmic abdominal straining. She may stand or lie down during contractions, and she may alternate between positions. The water bag, a fluid filled membrane, appears at the vulva during straining. This is the allantoic sac, and its appearance signals that delivery is progressing normally. The water bag may rupture on its own, releasing clear or slightly straw colored fluid. If the water bag appears but does not rupture, you can break it with clean hands to allow the kid to move through the birth canal.

Normal Delivery Progress

Once active straining begins, the first kid should be delivered within 30 to 60 minutes in most cases. The kid normally presents head first with both front feet extended, nose resting between the hooves. You may see the hooves and nose appear at the vulva during contractions, then recede slightly between contractions. This is normal. The doe will continue straining until the head and shoulders pass through the vulva, after which the rest of the body follows quickly.

When to Intervene

Intervention is needed when progress stops or when the presentation is abnormal. If the doe strains hard for 30 minutes without producing a water bag or any visible part of the kid, or if the water bag has been visible for more than 30 minutes without delivery, call your veterinarian. If you see only one hoof, or a hoof and a nose that are not together, or any part of the kid other than the head and front feet, the presentation is abnormal and you need professional help.

Do not pull on a kid unless you are certain of the presentation and have been trained in assisted delivery. Pulling on a malpositioned kid can cause serious injury to both the doe and the kid. If you are unsure, call your veterinarian before attempting any intervention.

Multiple Births

Goats commonly have twins or triplets. After the first kid is born, the doe may rest briefly before straining again to deliver the next kid. The interval between kids can range from a few minutes to 30 minutes or more. After each kid is born, check for the next one by feeling gently for another kid through the doe's flank or by observing whether she resumes straining. If the doe has not delivered a second kid within 30 to 60 minutes of the first and is still straining, call your veterinarian.

Delivery and Immediate Post-Kidding Care

The moment of delivery is critical for both the doe and the kid. Your role is to observe, assist only when needed, and ensure the newborn gets off to a good start.

Assisting the Newborn Kid

As the kid is born, the membranes may cover its nose and mouth. Clear these membranes away immediately so the kid can breathe. Wipe the kid's nose and mouth with a clean towel or your fingers. The doe will usually begin licking the kid, which stimulates breathing and circulation and helps dry the kid. Allow this natural bonding behavior to proceed.

If the kid is not breathing, stimulate it by rubbing its chest firmly with a towel or gently tickling its nostrils with a piece of clean straw. Do not swing the kid by its hind legs, as this can cause injury. If the kid does not respond within a few minutes, contact your veterinarian.

Colostrum and Passive Immunity

Colostrum is the first milk and is essential for the kid's survival. It contains antibodies that protect the newborn from infection until its own immune system matures. The kid should receive colostrum within the first few hours of life, ideally within the first hour. If the doe has plenty of colostrum and the kid nurses well, no intervention is needed. If the kid is weak, unable to nurse, or the doe has insufficient colostrum, you may need to milk the doe and bottle feed the colostrum to the kid.

Colostrum quality and quantity vary between does. Does that have been vaccinated during pregnancy produce colostrum with higher levels of specific antibodies. One study of goats vaccinated against porcine epidemic diarrhea virus found that vaccination of pregnant goats 8 and 4 weeks before parturition produced colostrum with virus neutralizing antibody titers, with the live attenuated vaccine producing a peak colostrum titer of 1 to 2048 compared to 1 to 512 for the inactivated vaccine. This illustrates that maternal vaccination can boost colostrum antibody levels, which is relevant for protecting newborns against specific diseases.

The Placenta

The placenta, or afterbirth, is normally expelled within a few hours after the last kid is born. The doe may eat the placenta, which is normal behavior. If the placenta is not expelled within 12 hours, contact your veterinarian, as retained placenta can lead to infection.

Monitoring the Doe After Kidding

After kidding, the doe needs clean, dry bedding and access to fresh water and feed. Offer her warm water with molasses or electrolytes to help replace fluids lost during labor. Monitor her temperature, appetite, and behavior over the next few days. A doe that is off feed, depressed, or has a foul smelling vaginal discharge may have a uterine infection and needs veterinary attention.

Milk quality remains a consideration after kidding. The study of Dutch dairy goat farms found that total bacterial count and somatic cell count remained elevated in early lactation and decreased by the fifth week after kidding, with average total bacterial count dropping to 4.20 log 10 cfu per mL and somatic cell count to 5.92 log 10 cells per mL. This means that milk from recently kidded does may not meet quality standards for sale until several weeks after kidding. If you are selling milk, check with your buyer about their requirements for milk from fresh does.

Records and Measurements for Kidding Management

Keeping accurate records is essential for improving your kidding management over time. Records help you identify patterns, predict future kidding dates, and recognize problems early.

What to Record for Each Doe

Record the doe's identification, breed, and parity. Note the breeding date or the date the buck was introduced and removed. Record the expected kidding date and the actual kidding date. For each kidding, record the number of kids born, their sex, birth weight, and any abnormalities. Note the duration of labor, any interventions required, and the outcome for each kid.

Record the doe's body condition score at breeding, in mid pregnancy, and at kidding. Body condition affects kidding ease and the doe's ability to produce colostrum and milk. Does that are too thin or too fat have higher risk of kidding problems.

Health Records

Record any health problems during pregnancy, including illness, injury, or metabolic issues. Note any treatments given and their dates. This information helps you identify does that need extra attention at the next kidding.

Record the doe's vaccination history, especially for diseases that affect newborns. Vaccination of pregnant goats can reduce the risk of certain infections in kids. One study of Orf virus, which causes contagious ecthyma dermatitis, found that the virus can be transmitted vertically from dam to fetus, with average viral loads of 10 to the 4.25 copies per mg in placental cotyledons and 10 to the 3.50 copies per mg in umbilical cords. Vaccination of pregnant goats significantly reduced the vertical transmission rate, with the Orf virus positive rate decreasing from 90 percent in non-vaccinated dams to 56.14 percent in vaccinated dams, and from 36.67 percent to 0 percent in kids born to vaccinated dams. This highlights the importance of following a vaccination schedule for pregnant does.

Kidding Season Summary

At the end of each kidding season, review your records to identify patterns. Calculate the average gestation length for your herd, the average number of kids per doe, and the percentage of does that required assistance. Identify does that had difficult kidding or produced weak kids, and consider whether they should be bred again. Use this information to refine your management for the next season.

Common Failure Patterns in Kidding Observation

Even experienced goat keepers miss kidding signs or misinterpret them. Understanding common failure patterns helps you avoid these mistakes.

Overreliance on a Single Sign

Relying on one sign, such as udder waxing or ligament relaxation, can lead to incorrect predictions. Some does show strong signs days before kidding, while others kid with minimal warning. Use multiple signs together to assess readiness. A doe that has full ligament relaxation, a full udder, and behavioral changes is much closer to kidding than a doe showing only one of these signs.

Misinterpreting Restlessness

Restlessness can indicate early labor, but it can also indicate discomfort from heat, parasites, or other health problems. A doe that is restless but shows no other kidding signs may have another issue. Check her temperature, appetite, and fecal consistency. If she is off feed or showing signs of illness, contact your veterinarian.

Intervening Too Early

Intervening in a normal kidding can cause more harm than good. Pulling on a kid before the cervix is fully dilated can tear the doe's reproductive tract. Breaking the water bag too early can slow delivery. Give the doe time to progress normally, and only intervene when progress has clearly stalled or the presentation is abnormal.

Intervening Too Late

Waiting too long to intervene can be equally harmful. A doe that has strained hard for more than 30 minutes without producing a kid, or that has had a water bag visible for more than 30 minutes, needs help. A kid that is stuck in the birth canal can die, and the doe can become exhausted and develop complications. If you are unsure whether to intervene, call your veterinarian for advice.

Ignoring the Doe's History

A doe that had a difficult kidding previously is at higher risk of having another difficult kidding. A doe that is carrying multiple large kids is also at higher risk. Review your records before kidding season and identify does that need extra monitoring. Consider having your veterinarian examine these does before their due dates.

Welfare and Safety Considerations

Kidding is a stressful time for the doe, and your management affects her welfare and the welfare of her kids. Good welfare practices reduce the risk of complications and improve outcomes.

Providing a Clean, Safe Kidding Environment

The kidding pen should be clean, dry, and well bedded. Deep straw or wood shavings provide cushioning and absorb moisture. The pen should be large enough for the doe to move around comfortably but small enough to keep her and her kids together. A pen that is too large makes it harder to monitor the doe and her kids.

The pen should be protected from drafts but well ventilated. Cold, damp conditions increase the risk of pneumonia in newborn kids. Provide a heat lamp or other heat source if the weather is cold, but position it safely to avoid fire risk and ensure the kids can move away from the heat if they get too warm.

Biosecurity

Kidding pens should be cleaned and disinfected between does. This reduces the spread of infectious diseases that can affect newborns. Keep the kidding area separate from the main herd, and limit visitors to the kidding area. Wash your hands before and after handling newborn kids, and wear clean clothing when working in the kidding area.

Diseases can spread from does to kids during kidding. Orf virus, which causes contagious ecthyma dermatitis, is an important zoonotic disease of small ruminants and can occasionally infect humans. The morbidity is high in newborn kids compared to adult animals, and severe cases can lead to death due to emaciation or secondary infections. Vertical transmission from dam to fetus has been identified as a route of infection, and vaccination of pregnant goats significantly reduces the transmission rate. If you see lesions on the mouths or feet of kids or does, contact your veterinarian and take precautions to protect yourself and other animals.

Worker Safety

Kidding assistance can expose you to injury from the doe's hooves and teeth, as well as to zoonotic diseases. Handle does calmly and quietly, and use proper restraint when needed. Wear gloves when assisting with delivery or handling afterbirth. Wash your hands thoroughly after working with animals.

Food Safety

If you are producing milk for sale, be aware that milk from does around kidding may not meet quality standards. The study of Dutch dairy goat farms found that total bacterial count and somatic cell count are elevated in late pregnancy and early lactation, and exceeding bulk milk total bacterial count thresholds leads to price penalties. Milk from does that have been treated with antibiotics or other medications must be withheld from sale according to the drug label and your milk buyer's requirements. Consult the U.S. Food and Drug Administration Animal and Veterinary resources for information on drug residues and milk safety.

Nutrition and Metabolic Management Around Kidding

Nutrition in late pregnancy directly affects kidding ease and the health of the doe and her kids. Does that are underfed or overfed face higher risks of metabolic problems.

Late Pregnancy Feeding

In the final weeks of pregnancy, the growing kids take up increasing space in the abdomen, reducing the doe's rumen capacity. She may eat less but needs more energy to support fetal growth and prepare for lactation. Feed a high quality forage and supplement with grain or a commercial goat feed to meet her energy needs. Increase the concentrate gradually over the last few weeks to avoid digestive upset.

Monitor body condition and adjust feeding accordingly. Does that are losing condition need more energy, while does that are gaining excessive fat need their concentrate reduced. Pregnancy toxemia is more common in does that are over conditioned or under conditioned, and it is a serious disease that requires veterinary treatment.

Minerals and Vitamins

Does need adequate calcium, phosphorus, and other minerals in late pregnancy. A mineral supplement formulated for goats should be available free choice. Selenium and vitamin E are important for preventing white muscle disease in kids. One study of dairy goats found that goats fed organic selenium in the form of selenized yeast had higher milk, fat, and protein yields and lower somatic cell count compared to goats fed inorganic selenium, and the selenium concentration in milk was twice as high in the organic treatment group. This suggests that the form of selenium in the diet can affect both milk production and milk quality.

Water

Fresh, clean water must be available at all times. Does drink more water in late pregnancy and during lactation, and dehydration can contribute to kidding problems and poor milk production. Check water sources daily, especially in cold weather when water can freeze.

When to Call the Veterinarian

Knowing when to call your veterinarian can save the life of the doe and her kids. Do not hesitate to call if you are unsure about any aspect of kidding.

Signs That Require Immediate Veterinary Attention

Call your veterinarian immediately if any of the following occur:

• The doe has been straining hard for more than 30 minutes without producing a water bag or any visible part of the kid
• The water bag has been visible for more than 30 minutes without delivery
• You see only one hoof, or a hoof and nose that are not together, or any abnormal presentation
• The doe appears exhausted, weak, or is not making progress
• There is a foul smelling or bloody vaginal discharge before kidding
• The doe has not kidded within 24 hours of full ligament relaxation and other strong signs
• The doe shows signs of pregnancy toxemia, including dullness, weakness, or lack of appetite

Signs That Require Veterinary Attention After Kidding

Call your veterinarian after kidding if any of the following occur:

• The placenta is not expelled within 12 hours
• The doe has a foul smelling vaginal discharge, fever, or appears depressed
• The doe is not eating or drinking within 12 hours of kidding
• A kid is weak, not nursing, or appears ill
• The doe has a swollen or painful udder, which may indicate mastitis

Preparing for the Veterinary Visit

When you call your veterinarian, have your records ready. Be prepared to report the doe's due date, the duration of labor, what you have observed, and any interventions you have attempted. If you have assisted with the delivery, describe exactly what you did. This information helps the veterinarian assess the situation and advise you on next steps.

Frequently Asked Questions

How can I tell if my goat is close to kidding?

The most reliable signs are full relaxation of the pelvic ligaments, udder filling with colostrum, and behavioral changes such as restlessness and nesting. Ligament relaxation typically occurs within 12 to 48 hours of kidding, while udder filling can occur over several weeks. Use multiple signs together to assess readiness.

What is the normal gestation length for goats?

Goat gestation is about 145 to 155 days, with most does kidding between day 147 and day 152. If you know the breeding date, mark the expected kidding range on your calendar and start close observation about one week before the earliest expected date.

How long should active labor last in a goat?

Once active straining begins, the first kid should be delivered within 30 to 60 minutes in most cases. If the doe strains hard for 30 minutes without producing a water bag or any visible part of the kid, or if the water bag has been visible for more than 30 minutes without delivery, call your veterinarian.

What should I do if I see only one hoof or an abnormal presentation?

An abnormal presentation requires veterinary assistance. If you see only one hoof, or a hoof and nose that are not together, or any part of the kid other than the head and front feet, do not pull on the kid. Call your veterinarian immediately, as pulling on a malpositioned kid can cause serious injury.

How soon after birth should a kid receive colostrum?

A kid should receive colostrum within the first few hours of life, ideally within the first hour. Colostrum contains antibodies that protect the newborn from infection. If the kid is weak or unable to nurse, milk the doe and bottle feed the colostrum to the kid.

Why is milk from a recently kidded goat not suitable for sale?

Total bacterial count and somatic cell count in goat milk are elevated in late pregnancy and early lactation. One study found that both were significantly higher in the third week before kidding compared to the fifth week after kidding. This elevation is a normal physiological change, but it means the milk may not meet quality standards for sale until several weeks after kidding.

What is pregnancy toxemia and how can I prevent it?

Pregnancy toxemia is a serious metabolic disease of late gestation in does. It is associated with altered beta hydroxybutyric acid, non-esterified fatty acids, glucose, and liver enzyme activity. Prevention focuses on maintaining appropriate body condition, providing adequate energy in late pregnancy, and avoiding stress. If a doe in late pregnancy shows dullness, weakness, or reduced appetite, contact your veterinarian.

Should I vaccinate my pregnant goats?

Vaccination of pregnant goats can protect newborns against specific diseases. One study found that vaccination of pregnant goats significantly reduced the vertical transmission of Orf virus, with the positive rate in kids born to vaccinated dams dropping to zero compared to 36.67 percent in kids from non-vaccinated dams. Follow a vaccination schedule recommended by your veterinarian for your herd.

Related Farming Guides

• Goat Fencing That Works
• Goat Farm Biosecurity Checklist
• Goat Kidding Management and Care
• Goat Kidding Pen Design, Hygiene, and Workflow
• Goat Farm Labor Management: Hiring, Training, and Retention

References and Further Reading

• FAO Animal Production and Health. Food and Agriculture Organization of the United Nations.
• Animal Health and Welfare. USDA National Agricultural Library.
• Animal and Veterinary Resources. U.S. Food and Drug Administration.
• Animal Health and Welfare. World Organisation for Animal Health.
• Animal Production and Protection. USDA Agricultural Research Service.
• Total bacterial count and somatic cell count in bulk and individual goat milk around kidding: Two longitudinal observational studies.. Journal of dairy science, 2024.
• Gynecological examination and pregnancy diagnosis in small ruminants using bimanual palpation technique: a review.. Theriogenology, 1999.
• Open pulled straw vitrification of goat embryos at various stages of development.. Theriogenology, 2010.
• Iodixanol fortification in freezing extender protects sperm DNA damage and improves antioxidant capacity.. Cryo letters, 2025.
• Bayesian validation of a serum and milk ELISA for antibodies against Mycobacterium avium subspecies paratuberculosis in Greek dairy goats across lactation.. Journal of dairy science, 2014.
• Impact on productivity of peri-parturient rise in fecal egg counts in Creole goats in the humid tropics.. Veterinary parasitology, 2005.
• Effect of coculture with oviduct epithelial cells on viability after transfer of vitrified in vitro produced goat embryos.. Theriogenology, 2007.
• The impact of organic vs. inorganic selenium on dairy goat productivity and expression of selected genes in milk somatic cells.. The Journal of dairy research, 2019.
• Longitudinal clinical-chemical profiles and metabolic dynamics in Thuringian Forest dairy goats during pregnancy and lactation under organic farming conditions.. 2026.
• Longitudinal hematological dynamics during pregnancy and lactation in Thuringian Forest dairy goats under organic farming conditions.. 2025.
• Late-stage pregnancy toxemia in does: biochemical, hormonal, and histopathological changes.. 2026.
• Electrophoretic Profile of Urinary Proteins in Goats During the Peripartum Period.. 2026.
• Kid Health Problems in Swedish Goat Herds: A Cross-Sectional Survey of Herd-Level Risk Factors and Preventive Practices. 2026.
• Vertical transmission of Orf virus in goats and its prevention.. 2026.
• Goat-derived hyperimmune colostrum and milk following vaccination with live-attenuated and inactivated porcine epidemic diarrhea virus: Safety and immunogenicity evaluation.. 2025.
• Pre-term labor: an intra-uterine inflammatory response syndrome?. Journal of Reproductive Immunology, 1997.
• WHAT IS THE POSITION OF THE MECHANICAL PRE-INDUCTION CERVICALRIPENING IN MODERN OBSTETRICS?. 2013.
• EVALUATION OF EFFICACY AND SAFETY OF HYGROSCOPIC DILATORDILAPAN-S FOR CERVICAL RIPENING IN LABOR PREINDUCTION. 2013.
• Diagnóstico do parto pré-termo pela medida ultrassonográfica do comprimento do colo uterino. 2009.
• The Effect Of Video Media On Postpartum Mother’s Knowledge About IUD Contraception. International Journal of Health and Pharmaceutical (IJHP), 2022.
• Parturition in native goats. Revista Cientifica De La Facultad De Ciencias Veterinarias De La Universidad Del Zulia, 2004.

This article is educational and is not a substitute for veterinary diagnosis, treatment, public-health guidance, or regulatory reporting.