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Why is my 11-year-old unspayed Pit Bull aggressive to other animals?

Updated On September 23rd, 2025

Pet's info: Dog | American Pit Bull Terrier | Female | unspayed | 10 years and 10 months old | 65 lbs

I have an 11yr old American pit bull terrier whom I’ve had since she’s been 6weeks old she has bye my 11yr old daughters side to love and protect her ever since..BUT..SHE IS VERY ANIMAL AGGRESSIVE WITH ALL ANIMALS EXCEPT FOR BABIES.. IS IT JELOUSY OR IS IT THE BREED

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1 Answer

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Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on April 29th, 2019

It could honestly be a lack of socialization to other animals from a young age. Puppies should start to be socialized young and if they are aggressive, should be put into training with a professional behavioral expert. It could also be related to hormones, as I see Destiny isn't spayed.

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