Vertebrate, An organism with a backbone, Fish, A cold-blooded vertebrate with fins and gills that lives in water, Amphibian, Any of various cold-blooded, usually smooth-skinned vertebrates, characteristically hatching as an aquatic larva with gills and then transforming into an adult having air-breathing lungs, Mammal, Any of various warm-blooded vertebrate animals, including humans, characterized by a covering of hair on the skin and, in the female, milk-producing mammary glands for nourishing the young, Animal, A living thing that can move on its own and that gets its energy from food., Bird, A warm- blooded animal that has wings, two legs, feathers, and a beak; lays eggs, Invertebrate, An organism that does not have a backbone, Plant, A tyoe of living thing that gets its energy from the sun and is unable to move from place to place on its own, Reptile, A cold-blooded animal that has lungs and a skeleton and whose skin is usually covered with scales

L1- Classification

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