Animals with backbones. , invertebrates, vertebrates, Body covering in mammals. , feathers, hair or fur, scales, Mammals are …, cold-blooded, warm-blooded, Mammals breathe with…, lungs , gills, Mammals …, Are born live, lay eggs, Birds are covered with…., scales , fur, hair, feathers, Birds are …, warm-blooded, cold-blooded, Birds breathe with…, gills, lungs, They have beaks., reptiles, birds, mammals, fish , Fish are…, cold-blooded, warm-blooded, They have fins., fish, birds, mammals , amphibians, Fish bodies are covered with ….., feathers, fur, scales, Fish breathe with…., gills, lungs, Fish, Give birth, lay eggs, They have dry skin with scales. , amphibians, fish, reptiles, birds, Reptiles are…, cold-blooded, warm- blooded, Reptiles breathe with …, gills, lungs, Most reptiles…, give birth, lay eggs, Amphibians have…, dry skin, smooth, moist skin, Amphibians are…, cold-blooded, warm-blooded, Most amphibians …, give birth, lay eggs, When amphibians are young, they breathe with…., lungs , gills, When amphibians are old, they breathe with…., lungs , gills, These animals don’t have a back bone or skeleton inside their bodies. , vertebrates, invertebrates, The largest group of animals. They have a hard covering outside their bodies. , sea jellies , arthropods , worms , mollusk, echinoderms, They have spiny or bumpy skin. They have radial simmetry., sea jellies , arthropods , worms , mollusk, echinoderms, Animals with soft bodies, most of them have hard shells., sea jellies , arthropods , worms , mollusk, echinoderms, Animals with long soft bodies and no legs., sea jellies , arthropods , worms , mollusk, echinoderms, A soft sack filled with liquid. They have long stinging body parts., sea jellies , arthropods , worms , mollusk, echinoderms.

VERTEBRATES

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