1..- Beak: A bird's horny projecting jaws; a bill.
Noun: The male is distinguished by its red beak.
2.- Claw: A curved pointed horny nail on each digit of the foot in birds, lizards, and some mammals.
Noun: The bear had sharp claws.
3.- Fang: A member of a people inhabiting parts of Cameroon, Equatorial Guinea, and Gabon.
Noun: The person was modified with the fangs of the wolf.
4.- Feather: Any of the flat appendages growing from a bird's skin and forming its plumage, consisting of a partly hollow horny shaft fringed with vanes of barbs.
Noun: The quetzal has very beautiful feathers.
5.- Fin: Fin of an aquatic animal.
Noun: The dolphin fin is very beautiful.
6.- Fur: the short, fine, soft hair of certain animals.
Noun: Cats have a lot of fur.
7.- Gill: The paired respiratory organ of fishes and some amphibians, by which oxygen is extracted from water flowing over surfaces within or attached to the walls of the pharynx.
Noun: Aquatic animals have gills to breathe in water.
8.- Hoof/Hooves: A curved covering of horn that protects the front of or encloses the ends of the digits of an ungulate mammal and that corresponds to a nail or claw.
Noun: Horses have hooves that can break a human's nose.
9.- Horn: It is a musical instrument that is used in carnivals or in Holy Week
Noun: John was made to use a musical instrument called a horn.
10.- Paw: An animal's foot having claws and pads.
Noun: The dog put his paws in the pool and wet the whole floor.
11.- Scale: Each of the small, thin horny or bony plates protecting the skin of fish and reptiles, typically overlapping one another.
Noun: Explorers scale to get somewhere.
12.- Shell: The hard protective outer case of a mollusk or crustacean.
Noun: Turtles have shells to cover themselves with an animal.
13.- Snout: The projecting nose and mouth of an animal, especially a mammal.
Noun: Little pigs have a very large snout.
14.- Tail: The hindmost part of an animal, especially when prolonged beyond the rest of the body, such as the flexible extension of the backbone in a vertebrate, the feathers at the hind end of a bird, or a terminal appendage in an insect.
Noun: The tail of cats is very long.
15.- Talon: Back of the human foot.
Noun: Luis hurt his heel going down the stairs.
16.- Tentacle: Any of various elongate flexible usually tactile or prehensile processes borne by invertebrate animals chiefly on the head or about the mouth.
Noun: The kraken has giant tentacles.
