an animal with a backbone
A warm-blooded animal with hair or fur; female mammals produce milk to feed their young.
Vertebrates which live in water, usually have scales and breathe through gills.
A vertebrate with moist skin and no scales that lives part of its life in water and part on land.
Egg-laying vertebrates with feathers and forelimbs modified as wings.
A vertebrate that lays eggs and has lungs and scaly skin.
an animal without a backbone
any invertebrate with jointed legs
a class of arthropods that has three sections to their bodies: head, thorax, abdomen, and six legs.
an arthropod with two body sections, four pairs of legs, and no antennae
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