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- many-celled organisms that do not make their own food, have no cell walls, and have no chloroplasts
a cold-blooded, aquatic vertebrate having gills, commonly having fins, and typically having an elongated body covered with scales; gives birth live or by laying eggs
a warm-blooded vertebrate having a body covered with feathers, four limbs modified into wings, scaly legs, a beak, no teeth; gives birth by laying eggs
a cold-blooded vertebrate, typically begins life in water, breathes by gills, metamorphosizes into an adult, lives on land as an adult, breathes through lungs; gives birth by laying eggs
a cold-blooded, usually egg-laying vertebrate, having an external covering of scales and breathing by lungs
a warm-blooded vertebrate, having hair, most are live-birth, nourished with milk, and breathing through lungs
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