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Is Avocado toxic to dogs and cats?

Persea americana · Lauraceae

Yes — Avocado is toxic to pets (critical). Birds — can be fatal. Also rabbits and horses; dogs and cats are far less sensitive.

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Why it is toxic

Persin, concentrated in the leaves, skin and pit

How fast symptoms appear: Birds: hours, sometimes sudden, with death possible in 24–48 hours

Symptoms of poisoning
  • Birds: laboured breathing
  • Birds: fluffed, weak, unwilling to perch
  • Birds: sudden death from heart muscle damage
  • Dogs and cats: vomiting and diarrhoea
  • Dogs and cats: pancreatitis risk from the fat content
What to do first
  1. Never offer avocado, in any form, to birds or rabbits.
  2. Any avian exposure is an emergency — call an avian vet immediately.
  3. For dogs and cats, watch for repeated vomiting and call your vet if it persists.
What your vet will do
Birds: oxygen support, treatment of fluid around the heart and lungs, and supportive care; prognosis is often poor. Mammals: supportive stomach care and monitoring for pancreatitis.

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Sources: Pet Poison Helpline; Merck Veterinary Manual, Toxicology. PetPlantGuard is complementary to veterinary care and never replaces your vet.