Bull
a caterpillar
It is a Quadroped.
Lion
Seal or swan.
Cat, cheetah, caribou
An animal having four feet is a quadruped which means four-footed or having four feet.
Newt is a four letter animal. It is a small amphibian.
'Hare' is a four letter word for an animal, that starts with the letter 'H'.
Xoloitzcuintli is a dog breed recognized by the AKC. It is a four legged animal.
Cat, and a cow
fish