mammals
Mammals include humans and all other animals that are warm-blooded vertebrates (vertebrates have backbones) with hair. They feed their young with milk and have a more well-developed brain than other types of animals.
amphibians
An amphibian is a a cold-blooded vertebrate such as frogs, toads, newts, salamanders, and caecilians. They have an aquatic gill-breathing larval stage and a terrestrial lung-breathing adult stage.
reptiles
A reptile is a vertebrate animal that includes snakes, lizards, crocodiles, turtles, and tortoises. They are distinguished by having a dry scaly skin and typically laying soft-shelled eggs on land.
birds
A bird is a warm-blooded vertebrate having the body more or less completely covered with feathers and the forelimbs modified as wings.
insects
Insects have an exoskeleton, a three-part body, three pairs of jointed legs, compound eyes and one pair of antennae. Examples are butterflies, caterpillars, beetles, and crickets.
fish
A fish is a cold-blooded aquatic vertebrate with scales and gills, like a shark, a trout, or a pike.
mollusc
A mollusc is the group of animals that includes gastropods (snails, slugs, limpets etc), bivalves (clams, oysters, mussels etc), cephalopods, giant squids and garden snails. Any soft-bodied invertebrate usually enclosed in a shell.
arthropod
An arthropod is an invertebrate animal (such as insects, arachnids, and crustaceans) that have a segmented body and jointed limbs, such as a crab, lobster, shrimp, or barnacle.
marsupials
Marsupials are mammals that usually have a pouch on the abdomen of the female which covers the teats and serves to carry the young. They include kangaroos, wombats, bandicoots and opossums.