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Classifying Animals

classify to put things in groups based on similar characteristics
vertebrates animals with backbones
invertebrates animals that have no backbones or lack internal structure
cold-blooded an animal that must rely on external heat to control their body temperature
warm-blooded an animal whose blood temperature stays constant (the same) regardless of the environment. Can regulate/maintain their own body temperature
birds vertebrates that are warm-blooded and have lungs. They are covered in feathers, most fly, and lay eggs
reptiles vertebrates that have scaly skin, mostly lay eggs, and are cold-blooded. Many live near water, but lay eggs on land
amphibians a vertebrate that begins life in water with gills, but grows to live part of the time on land and breathe with lungs. Lay eggs in water
mammals vertebrates that have complex nervous systems and large brains. They have fur or hair and feed milk to their young
fish vertebrates that are cold-blooded, have gills, and live in water
taxonomy the science of naming and classifying animals
dichotomous key a TOOL used to identify organisms based on contrasting characteristics
kingdom the broadest level of biological classification
Created by: CJBailey