# Are Bufo Toads Toxic to Cats? Signs and First Aid Yes, bufo toads are toxic to cats, and in the southern United States they are one of the few backyard hazards that can kill a cat within minutes of a single mouthful. The cane toad (Rhinella marina), also called the marine toad, secretes a milky poison from glands on its back and neck when it feels threatened, and cats who lick, mouth, or bite one absorb that poison through their gums [1]. What follows is often fast, dramatic, and frightening to watch, but quick action at home and a call to a veterinarian or poison hotline can change the outcome. This article is educational and is not a substitute for veterinary diagnosis or treatment. ## Quick Answer - Bufo toads, especially cane toads and Colorado River toads, are poisonous to cats, and untreated poisoning can be fatal [1]. - The poison comes from glands on the toad's back and neck and is released when the toad feels threatened [1]. - The most common early sign is heavy drooling, reported in 96.3% of 190 cats in one study of cane toad exposure [2]. - Rinse your cat's mouth with water from a hose or sink for several minutes, then call a veterinarian, the ASPCA Animal Poison Control Center at (888) 426-4435, or Pet Poison Helpline at (855) 764-7661 right away. - Do not induce vomiting unless a veterinarian tells you to. ## Are Bufo Toads Toxic to Cats? Yes. Toads produce toxins as a defense mechanism, and all toads make some toxin, though how potent it is varies by species and even by region within the same species [3]. The two species that cause serious poisoning in pets in the United States are the cane toad (Rhinella marina, formerly called Bufo marinus) and the Colorado River toad (Incilius alvarius), also known as the Sonoran Desert toad [3][1]. Cane toads are the bigger concern for cats in the South. They can reach about nine inches long as adults and thrive in warm, damp places like ponds, gardens, woods, and lawns [4]. You will find them most often in Florida, Texas, Hawaii, and other warm regions, and they are most active during the warm months of the year [1][4]. The Colorado River toad lives in the southwestern United States and Mexico and produces a different toxin profile, including a powerful hallucinogenic compound called 5-MeO-DMT, which can cause hallucinations, tremors, and seizures in pets who ingest it [1]. ### Which Parts of the Toad Are Toxic? The poison is not stored in one spot. Toads have large glands just behind and slightly below the eyes, plus smaller glands scattered across the skin [3]. When a cat grabs, licks, or bites a toad, those glands compress and release a milky secretion [1]. That means any contact between your cat's mouth and the toad's skin can cause poisoning. Cats can also be exposed by picking up a toad in their paws and then grooming, though mouth contact is the main route. ### Are Toads Poisonous to Touch? The toxin is a defensive secretion, not something a toad sprays across a room. A cat has to make contact with the glands or skin to be poisoned [3]. If you touch a toad, wash your hands well afterward, and keep your cat away from any toad you find in the yard. Never let a cat "play" with a toad to see what happens. ## What Is in Bufo Toad Poison and What Does It Do? The toxins in toad secretions are called bufadienolides, a group of cardiotonic steroids [5]. These compounds act on the heart and nervous system. Bufadienolides are potent and can cross the blood-brain barrier, which helps explain why neurologic signs like seizures can appear so quickly [6]. In practical terms, the poison disrupts the normal electrical and chemical signals that keep the heart beating and the brain functioning normally. Severe cases can develop hyperkalemia (dangerously high potassium levels) and cardiac arrhythmias, meaning the heart rhythm becomes abnormal [3]. That is why a cat who seems only drooly at first can deteriorate fast. One detail worth knowing: the potency of toad toxin is not fixed. Toads living in human-altered habitats such as agricultural and urban areas have been found to have larger toxin glands and higher concentrations of the more potent bufagenins compared with toads from natural habitats [7]. In other words, the toad in your suburban backyard may be more dangerous than you would expect. ## Signs of Bufo Toad Poisoning in Cats Signs usually start within minutes of mouth contact. In a study of 190 cats treated for cane toad toxicity at emergency centers in southeastern Queensland, Australia, hypersalivation (heavy drooling) was described in 96.3% of cases, rapid breathing in 34.2%, and altered behavior in 18.4% [2]. Seizures occurred in about 1% of those cases [2]. ### Early Signs - Heavy drooling or foaming at the mouth - Pawing at the mouth, head shaking, or rubbing the face - Gagging or retching - Vomiting - Restlessness or unusual behavior [3][2] ### Signs That Mean This Is an Emergency - Weakness or collapse - Trouble breathing or blue-tinged gums (cyanosis) - Tremors or seizures - Abnormal heart rhythm - Unresponsiveness [3] The timeline matters. Drooling often shows up first, within a minute or two of mouthing a toad. Breathing changes and behavior changes tend to follow. Seizures are less common but can happen, and when they do, they signal a severe case that needs immediate veterinary care [3][2]. ## What to Do Right Now: First Aid for Toad Poisoning Act first, then call. The single most useful thing you can do at home is rinse the toxin out of your cat's mouth. ### Step 1: Rinse the Mouth Point your cat's head slightly downward so water runs out instead of back into the throat, and gently flush the mouth with water from a hose or a sink for several minutes. Wipe the gums and lips with a wet cloth. Do not scrub hard, and do not use anything other than water unless a veterinarian tells you otherwise. ### Step 2: Call for Help Call your veterinarian, an emergency clinic, the ASPCA Animal Poison Control Center at (888) 426-4435, or Pet Poison Helpline at (855) 764-7661. Tell them your cat mouthed or bit a toad, what the toad looked like if you saw it, when it happened, and what signs you are seeing. Poison control services may charge a consultation fee, and they can guide you and your veterinarian together. ### Step 3: Do Not Induce Vomiting Do not make your cat vomit unless a veterinarian specifically tells you to. Toad toxin is absorbed through the mouth and gums, so vomiting does not remove the poison that has already been absorbed, and it can add aspiration risk or stress in a cat who is already unstable. ### Step 4: Keep Your Cat Calm and Go Wrap your cat in a towel, keep them quiet and warm, and head to the veterinary clinic. If your cat is seizuring, do not put your hands near the mouth. Keep the environment dim and quiet and transport immediately. If you are also worried about other plants and flowers in your yard, our guides to [flowers that are toxic to cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/flowers-that-are-toxic-to-cats) and [flowers toxic to cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/flowers-toxic-to-cats) cover common garden risks. ## How Veterinarians Treat Toad Poisoning in Cats Treatment is mostly supportive, meaning the veterinary team supports the body while the toxin wears off and manages specific problems as they appear [3]. That can include: - Flushing the mouth again and removing any remaining toxin - Intravenous fluids to support circulation - Medications to control seizures, vomiting, or nausea - Monitoring the heart with an ECG and treating arrhythmias if they occur - Blood work to check potassium and other electrolytes In severe cases with dangerous arrhythmias or hyperkalemia that does not respond to supportive care, a veterinarian may consider digoxin-specific Fab, an antidote used for severe digoxin toxicosis [3]. This is a decision made by the veterinarian based on your cat's specific condition, not something you can give at home. Any drug doses are calculated by the veterinarian from your cat's weight, heart rhythm, and overall health. Most cats who receive prompt care do well. In the 190-cat study, 6.3% were hospitalized, one cat was euthanized, and 99.5% survived to discharge [2]. That number reflects cats who made it to a veterinary hospital, so it should not be read as a reason to wait and see. Cats who are not treated, or who are treated late, can die. ## Outlook After Toad Exposure The outlook depends on how much toxin your cat absorbed and how fast treatment started. Cats with mild exposure, mostly drooling and mouth discomfort, often improve within hours with rinsing and supportive care. Cats with neurologic or cardiac signs need closer monitoring and may need to stay in the hospital. Some cats develop sensitivity or repeat exposure because they live in an area with a large toad population. If your cat has been poisoned once, assume they may try again. Prevention becomes the main long-term strategy. ## Preventing Bufo Toad Poisoning in Cats Prevention is straightforward, but it takes consistency, especially at dusk and after rain when toads are most active. - Supervise outdoor time. Walk your cat on a harness or keep them in a secure enclosure instead of free-roaming, especially in the early morning, evening, and after rain. - Check the yard before letting your cat out. Look around ponds, gardens, woodpiles, and damp shady spots where toads hide [4]. - Keep outdoor lights in mind. Lights attract insects, insects attract toads, and toads attract curious cats. - Fence or screen off water features. Ponds and pools are toad magnets [4]. - Never encourage your cat to investigate a toad. Even a single lick can cause poisoning [1]. - Know your local species. If you live in Florida, Texas, Hawaii, Arizona, or California, assume any large toad could be dangerous [4]. - Have the poison hotline numbers saved in your phone before you need them. Safer alternatives for outdoor enrichment include screened catios, supervised harness walks, and indoor play with wand toys and puzzle feeders. If you garden, our article on [are spider plants toxic to cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/are-spider-plants-toxic-to-cats) can help you choose cat-safe greenery, and [are orchids toxic to cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/are-orchids-toxic-to-cats) covers another common household plant question. ## Limitations and When to Contact a Veterinarian This article cannot tell you how severe your cat's exposure is. Only a veterinarian who examines your cat can do that. Use these guidelines: - Emergency now: seizures, collapse, trouble breathing, blue gums, tremors, or an abnormal heartbeat. Go to the nearest emergency clinic immediately and call ahead so they can prepare. - Same day: drooling, gagging, vomiting, head shaking, or any mouth contact with a toad, even if your cat seems fine right now. Call your veterinarian or a poison hotline and follow their instructions. - Routine visit: your cat had possible contact days ago and now has vague signs like reduced appetite or lethargy. Mention the possible toad exposure when you book the appointment. Individual cases need a veterinarian. Do not rely on internet advice to decide whether your cat is safe. ## Frequently Asked Questions ### How fast do symptoms appear after a cat licks a toad? Signs usually begin within minutes of mouth contact. Heavy drooling is the most common first sign, and breathing or behavior changes can follow quickly [2]. If you saw your cat mouth a toad, start rinsing the mouth and call for guidance right away, even before signs appear. ### Can a cat survive toad poisoning without treatment? Some cats with very mild exposure may recover, but you cannot predict which cat will deteriorate. Untreated toad poisoning can be fatal [1]. Prompt rinsing and veterinary care give your cat the best chance. ### Is the Colorado River toad as dangerous as the cane toad? Both are considered seriously toxic to pets. The Colorado River toad produces a powerful hallucinogenic compound that can cause hallucinations, tremors, and seizures [1]. The cane toad secretes a milky toxin that can be lethal from glands on its back and neck [1]. Treat any large toad as dangerous. ### Do all toads in the United States poison cats? No, not every toad species is equally poisonous, but potency varies and it is safest to assume any toad your cat encounters is poisonous [1]. The cane toad and Colorado River toad are the two species most likely to cause severe poisoning in the United States [3][1]. ### What should I do if my cat killed and ate a toad? Rinse your cat's mouth with water and call a veterinarian or poison hotline immediately. Eating a toad means more toxin exposure than a simple lick, so do not wait for signs to develop. Bring the toad if you can do so safely, since identification can help guide treatment. ## Related Articles - [Are Orchids Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/are-orchids-toxic-to-cats) - [Flowers That Are Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/flowers-that-are-toxic-to-cats) - [Are Spider Plants Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/are-spider-plants-toxic-to-cats) - [What Flowers Are Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/what-flowers-are-toxic-to-cats) - [Flowers Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/flowers-toxic-to-cats) - [Plants Toxic To Cats](/knowledge/veterinary-medicine/toxicology-and-food-safety/plants-toxic-to-cats) - [Are Frogs and Toads Toxic to Cats? What to Do](/knowledge/veterinary-medicine/toxicology-and-food-safety/frogs-toads-toxic-cats) - [Are Cane Toads Toxic to Cats? Emergency Signs](/knowledge/veterinary-medicine/toxicology-and-food-safety/cane-toads-toxic-cats) - [Are Southern Toads Toxic to Cats?](/knowledge/veterinary-medicine/emergency-and-first-aid/southern-toads-toxic-cats) ## References 1. [Are Toads Poisonous to Pets](https://www.petpoisonhelpline.com/uncategorized/are-toads-poisonous-to-pets/). Pet Poison Helpline. 2. [A retrospective study of cane toad (Rhinella marina) toxicity in 190 domestic cats in Southeastern Queensland: Clinical presentations, treatments, and outcomes](https://pubmed.ncbi.nlm.nih.gov/36967588/). Australian veterinary journal, 2023. 3. [Toad Poisoning in Dogs and Cats - Toxicology](https://www.merckvetmanual.com/toxicology/toad-poisoning/toad-poisoning-in-dogs-and-cats). Merck Veterinary Manual. 4. [Pets Exposed to Toxic Toads](https://www.petpoisonhelpline.com/uncategorized/pets-exposed-to-toxic-toads/). Pet Poison Helpline. 5. [Bufadienolides induce p53-mediated apoptosis in esophageal squamous cell carcinoma cells in vitro and in vivo](https://pubmed.ncbi.nlm.nih.gov/29434851/). Oncology letters, 2018. 6. [Accidental bufotoxin intoxication: Arenobufagin identification by liquid chromatography coupled to mass spectrometry](https://pubmed.ncbi.nlm.nih.gov/39252842/). Practical laboratory medicine, 2024. 7. [Toads phenotypically adjust their chemical defences to anthropogenic habitat change](https://pubmed.ncbi.nlm.nih.gov/30816222/). Scientific reports, 2019. ## Further Reading - [ASPCA Animal Poison Control Center](https://www.aspca.org/pet-care/animal-poison-control) - [ASPCA: People Foods to Avoid Feeding Your Pets](https://www.aspca.org/pet-care/aspca-poison-control/people-foods-avoid-feeding-your-pets) - [U.S. Food and Drug Administration: Potentially Dangerous Items for Your Pet](https://www.fda.gov/animal-veterinary/animal-health-literacy/potentially-dangerous-items-your-pet)