AP BIOLOGY

Detailed explanation-1: -Reptiles are a class of vertebrates made up mostly of snakes, turtles, lizards, and crocodilians. These animals are most easily recognized by their dry, scaly skin. Almost all reptiles are cold-blooded, and most lay eggs-though some, like the boa constrictor, give birth to live young.

Detailed explanation-2: -Reptiles-are animals that are cold-blooded, covered by scales, and mostly lay eggs.

Detailed explanation-3: -They are carnivorous animals, feeding mostly on vertebrates such as fish, reptiles, birds, etc. They are cold-blooded animals, have scales on their body and breathe through lungs.

Detailed explanation-4: -BLUE JAYS, ROBINS, AND DUCKS ARE ALL BIRDS BECAUSE THEY ARE ENDOTHERMS, HAVE FEATHERS, WINGS, AN LAY EGGS. DEER, MICE, OPOSSUMS, RACCOONS, AND HUMANS ARE MAMMALS BECAUSE THEY ARE ENDOTHERMIC, HAVE HAIR, AND NOURISH THEIR YOUNG ON MILK.