· Iguana
Rhea is a bird. It is 4 letters and starts with the letter R.
Inchworm
Utter nonsense.
Indian rhinoceros
Unicorn
Three letter animals that start with the letter c:catcodcow
Tapir
zoology
Jackol
An animal that starts with the letter x is, Xoni.I'm pretty sure that all animals eat food.
There are farm animals that starts with the letter H. Those animals are called Hen and Horse. (I hoped it helped. That's what I only know.)