With approximately 11,000 species, birds are one of the most diverse animal classification groups characterized by their feathered appearance and migratory behaviors. From trilling canaries to ...

Reptiles are a diverse animal classification group of scaly, cold-blooded vertebrates that can be found in habitats all ...

Crustaceans, a small but mighty animal classification group of invertebrates, can be found scuttling across the ocean floor, scavenging for their next snack. Lobster, shrimp, crab, and crayfish, all ...