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Animal District Assessment Review

Animal District Assessment Review. 1. Characteristics of ALL Animals: Multicellular - many celled Reproduce Sexually Develop from an embryo Have specialized parts like organs and tissue Animals move Consumers- eat other organisms Cells with a nucleus, no cell wall, has a cell membrane

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Animal District Assessment Review

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  1. Animal District Assessment Review 1. Characteristics of ALL Animals: Multicellular- many celled Reproduce Sexually Develop from an embryo Have specialized parts like organs and tissue Animals move Consumers- eat other organisms Cells with a nucleus, no cell wall, has a cell membrane They are consumers. They eat other organisms Cnidarians- stinging cells All mollusks gastropods - one shell - slugs and snails bivalves - two shells - mussels and clams cephalopods - no shell - octopus, squid

  2. Animal District Assessment Review 6. Sponge- Porifera Cnidarian - Cnidaria – Jellyfish, hydra, sea anenome Annelid - Annelida – segmented worms, earthworms Mollusks - Mollusca - squid, octopus Gastropod/Bivalve/Cephalopod- All Mollusca snails clams octopus Insects - Arthropods - grasshopper Echinoderm - Echinodermata - starfish

  3. Animal District Assessment Review 8. Gills, fins, lateral line system, scales 9. Lose gills , Lose tail , gain lungs, gain legs 10. 11. Reptile egg has a leathery shell, can be laid on land, has amniotic fluid Lightweight Body – hollow bones, oxygen energy flight muscles

  4. Animal District Assessment Review Ectotherm - cold blooded, body temps. change with environment. amphibians, reptiles, fish Endotherms - warm blooded, body temps. do not change with environment. Birds, mammals Fish - Jawless – lampreys, Cartilaginous – Sharks, Bony - Salmon Amphibian - Frogs, toads, salamanders Reptile- Snake, lizard, crocodile, alligator, turtle Bird: Mammal - Human, dolphin, bat, whale Monotremes- lay eggs Marsupials- young develop in mothers pouch Placental Mammals- young develop inside mother with a placenta giving young food, oxygen and removing waste.

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