The zoo is home to many animal species.

Relating to or characteristic of living organisms that are not plants.
This is an animal behavior study.
We saw many animal tracks in the mud.
The animal kingdom is vast and diverse.
animal kingdom
animal behavior
animal instinct
living
organic
creature
A dog is a common household animal.

A living organism that is typically characterized by voluntary movement, consumption of organic matter, and the ability to respond to stimuli.
The zoo has many animals.
That wild animal is dangerous.
Every animal needs food.
wild animal
domestic animal
farm animal
creature
beast
organism