animal

A mollusc resembling a nautilus; specifically, a cephalopod of the subclass Nautiloidea.

Anything resembling the jaw of an animal in form or action; especially plural, the mouth or way of entrance.

A structure built by a bird as a place to incubate eggs and rear young.

Buteo jamaicensis, a medium-sized bird of prey found throughout North America.

The hibernation of animals.

A common species of rat, Rattus rattus.

Any of a group of basal or primitive Late Paleozoic synapsid amniotes, part of a polyphyletic grade, formerly regarded as order Pelycosauria.

To make a loud, deep, hollow noise like the roar of an angry bull.

Any one of several species of northern sea ducks of the genus Melanitta.

A wild goose.

Any of various species of slim fish, resembling eels, especially of the family Ammodytidae.

Any coral of the genus Millepora, having the surface nearly smooth, and perforated with very minute unequal pores, or cells.

A very small clam.

A mosquito.

A bat of the family Phyllostomidae, having a pointed projection on the snout.

A protein derived through partial hydrolysis of the collagen extracted from animal skin, bones, cartilage, ligaments, etc.

The kakapo.

Bile, especially that of an animal; the greenish, profoundly bitter-tasting fluid found in bile ducts and gall bladders, structures associated with the liver.

Of or pertaining to the formation of eggshells in birds and reptiles

The brown hyena (Hyaena brunnea).