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Ch1 Lsn 4 #2

Animal Classification

mammals Vertebrate animals that make milk to feed their young and are warm blooded
bilateral symmetry Animals that can be divided down the middle to make two mirror images
reptiles animals that are cold-blooded with thick scaly skin that is waterproof
arthropods group that includes spiders, crabs, and insects
echinoderms groupd that includes sea stars, sea urchins, and sea cucuamphibianmber
amphibian Animals that live in water and on land
exoskeleton A covering on the outside of the body
vertebrates Animals with backbones
monotreme A mammal that lays eggs
endoskeleton A hard skeleton inside the body
Created by: litzk