Our male cat is 10 years old. About three years ago, our vet detected a large mass in his abdomen, which even then seemed to be as large as a lemon. After several months, we took the cat to a larger ...

Question: My cat seems fine but when I looked in her ears the other day she has some small purple blisters in her ears, but they aren’t blisters because they are hard. Answer: The purple bumps that ...

This image shows GFP fluorescent bradyzoites within a tissue cyst isolated from the brain of a mouse infected with Toxoplasma gondii. [Pierre-Mehdi Hammoudi and Damien Jacot] The cat parasite ...