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Invertebrate Animals

key characteristics of organisms in the animal kingdom Eukaryotic, Multicellular, Heterotrophs, no cell wall
Invertebrates Animals that lack a back bone
sponges lack.. Specialized tissues, organs. And permanently stay in one place
helps a sponge Respire, obtain food and excrete waste Flowing water
Cnidocytes cells containing stinging poisonous barbs
What animal has Radial symmetry Cnidarians, jellyfish
Cnidarians soft body animals with a central cavity and one opening surrounded by tenticels
Echinoderms Marine animals with spiny skin, endoskeleton, radial symmetry and a water vascular system EX: star fish
Vertebrates has a back bone and endo skeleton
Ectotherms fish, amphibians and reptiles, temperature regulated by external environment
Endotherms Birds and mammals, temperature is controlled Internally
Amphibians Vertebrates that live on land and in water, most start as larvae and have strong bones and muscles
major types of mammals Rodentia, Lagomorpha and Chiroptera
Rodentia Herbivores whose teeth never stop growing
Lagomorpha rabbits and hares
Chiroptera bats, only mammals that can fly
Pinnipeds walruses and seals, limbs for swimming and can spend time in water or on land
Cetaceans Dolphins and whales cant go on land but come to the surface for air
Ungulates animals with hooves, they are herbivores and have flat teeth to graze
Proboscides elephants, largest land mammal
primates thumbs, most developed brains and social creatures
Carnivora only meat eating
Insectivora only insect eating
Innate behavior present at birth
Created by: Sisaacs
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