Pet Health Library

Vet-reviewed guides to pet symptoms and conditions — what's normal, what's not, and when to see a vet.

All (1031)🐕 Dogs (223)🐈 Cats (231)🐰 Rabbits (146)🐹 Guinea Pigs (99)🐹 Hamsters (82)🦜 Birds (87)🦎 Reptiles (37)🐾 Ferrets (43)

All topics 🚨Emergency(2)🤮Digestive(4)💨Respiratory(7)🍽️Eating & Drinking(4)👁️Eyes & Ears(2)🩺Chronic & Systemic(7)🐾Behavior(1)

Showing 1–24 of 87 articles found

🦜Bird HealthJul 5, 2026

Sour Crop and Crop Stasis in Birds: Signs, Causes, and When It's an Emergency

Is your bird's crop staying full and not emptying? Learn the signs of sour crop and crop stasis in budgies, cockatiels, and parrots, and when it's urgent.

🦜Bird HealthJul 3, 2026

Budgie Fluffed Up and Not Moving: Causes, Signs, and When to See an Avian Vet

A budgie sitting fluffed up and barely moving is showing late-stage illness signs. Budgies hide sickness until critical — learn when to call an avian vet today vs. go to the ER.

🦜Bird HealthJun 29, 2026

🤮Digestive

Budgie Megabacteria (Avian Gastric Yeast): Signs and Treatment

Avian gastric yeast (Macrorhabdus ornithogaster) causes chronic weight loss and regurgitation in budgies. Learn the signs, why fecal PCR beats cytology, an

🦜Bird HealthJun 28, 2026

Budgie PBFD: Psittacine Beak and Feather Disease Signs

PBFD is a fatal viral disease in budgies causing progressive feather loss and beak deformity. There is no cure. Learn signs, diagnosis, and how to prevent

🦜Bird HealthJun 28, 2026

Cockatiel Egg Binding: Signs of Reproductive Emergency

Egg binding in cockatiels causes tail-bobbing, straining, and leg weakness. It is fatal without veterinary care within hours. Learn the emergency signs.

🦜Bird HealthJun 26, 2026

💨Respiratory

Cockatiel Aspergillosis: Respiratory Signs and Antifungal Treatment

Aspergillosis is a serious fungal infection in cockatiels causing breathing changes, weight loss, and voice changes. Seed-only diets are a major risk facto

🦜Bird HealthJun 25, 2026

Budgie Psittacosis (Chlamydia): Signs and Zoonotic Risk

Psittacosis in budgies causes nasal discharge, green droppings, and lethargy — and can spread to humans. Learn the signs and why treatment takes 45 days.

🦜Bird HealthJun 25, 2026

🐾Behavior

Parrot Feather-Destructive Behavior: Signs and Causes

Parrot feather plucking has many medical and behavioral causes. Learn to recognize the signs, understand the workup needed, and when to see an avian vet.

🦜Bird HealthJun 24, 2026

Budgie Trichomoniasis (Canker): Signs and Treatment

Budgie canker (Trichomonas) causes cheesy yellow-white masses in the throat, regurgitation, and weight loss. Learn to recognize signs and what treatment in

🦜Bird HealthJun 24, 2026

👁️Eyes & Ears

Cockatiel Conjunctivitis: Eye Swelling and Discharge Signs

Cockatiel conjunctivitis causes red, swollen eyes, discharge, and excessive blinking. Learn the causes — including vitamin A deficiency — and when to see a

🦜Bird HealthJun 23, 2026

Cockatiel Egg Binding: Signs, Treatment, and Prevention

Egg binding in cockatiels is a life-threatening emergency — a female that cannot pass an egg needs same-day vet care. Learn the signs and what to expect.

🦜Bird HealthJun 23, 2026

🩺Chronic & Systemic

Budgie Goiter: Thyroid Signs, Causes, and Treatment

Budgerigar goiter causes wheezing, regurgitation, and breathing difficulty from an enlarged thyroid. Learn the signs, diet link, and how vets treat it.

🦜Bird HealthJun 22, 2026

🩺Chronic & Systemic

Cockatiel Fatty Liver Disease: Signs and Diet Changes

Fatty liver disease in cockatiels from all-seed diets causes fluffed feathers and beak discoloration. Learn the signs and how diet changes can reverse it.

🦜Bird HealthJun 22, 2026

Budgie Goiter from Iodine Deficiency: Signs and Treatment

Iodine deficiency goiter in budgies causes clicking breathing and regurgitation. Learn the signs, avian vet treatment, and how diet prevents it.

🦜Bird HealthJun 21, 2026

Cockatiel Chlamydiosis (Psittacosis): Signs & Zoonotic Risk

Psittacosis in cockatiels causes green droppings and breathing problems, and is zoonotic. Signs, treatment costs, and when to call an avian vet.

🦜Bird HealthJun 21, 2026

African Grey Parrot Hypocalcemia: Seizure Signs & Prevention

African grey parrots are highly prone to life-threatening hypocalcemia. Learn the seizure signs, diet fixes, costs, and when to rush to an avian vet.

🦜Bird HealthJun 20, 2026

Budgie Scaly Face Mites: Signs & Treatment Guide

Scaly face mites cause crusty honeycomb growths on a budgie's beak and cere. Learn the signs, contagion risk, and why early treatment prevents permanent da

🦜Bird HealthJun 20, 2026

Budgie Goiter: Signs of Iodine Deficiency in Budgerigars

Budgie goiter from iodine deficiency causes wheezing, regurgitation, and neck swelling. Learn the signs, treatment, and diet fixes.

🦜Bird HealthJun 19, 2026

PDD in Cockatiels: Proventricular Wasting Signs & Care

Proventricular dilatation disease (PDD) causes cockatiels to lose weight despite eating well as the stomach loses ability to digest food. Know the signs an

🦜Bird HealthJun 19, 2026

Budgie Aspergillosis: Signs, Diagnosis & Treatment

Aspergillosis is a serious fungal respiratory infection in budgies that is often silent until advanced. Tail bobbing, weight loss, and voice changes are ea

🦜Bird HealthJun 18, 2026

Budgie Night Fright: Signs, Injuries & Prevention

Night frights in budgies cause broken blood feathers, fractures, and death. Learn what triggers panic episodes, how to respond, and how a nightlight preven

🦜Bird HealthJun 18, 2026

🚨Emergency

Cockatiel Heavy Metal Toxicity: Signs & Emergency Care

Lead and zinc toxicity are life-threatening emergencies in cockatiels — fatal within 24–72 hours. Learn sources, signs of poisoning, chelation treatment, a

🦜Bird HealthJun 17, 2026

Pacheco's Disease in Budgies: Signs, Transmission & Care

Pacheco's disease is a rapidly fatal herpesvirus hepatitis in budgies causing sudden death or lime-green droppings. Learn signs, quarantine rules, and trea

🦜Bird HealthJun 16, 2026

Proventricular Dilatation Disease in Budgies: Signs & Care

PDD (avian bornavirus) in budgies causes regurgitation of undigested seeds, weight loss despite eating, and neurological signs. Learn diagnosis, management