Animal Kingdom
Biology · जंतु जगत · 12 facts
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Classification: Kingdom>Phylum>Class>Order>Family>Genus>Species
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Linnaeus: Father of Taxonomy; binomial nomenclature
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5 Kingdoms: Monera(bacteria), Protista, Fungi, Plantae, Animalia
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Porifera: sponges; simplest animals; porous body
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Coelenterata: jellyfish, coral, hydra; tentacles
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Arthropoda: largest phylum; insects, spiders, crabs; jointed legs
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Mollusca: snail, octopus; soft body, often with shell
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Vertebrates have backbone: Fish, Amphibia, Reptilia, Aves, Mammalia
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Fish: cold-blooded; gills for breathing; fins for swimming
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Amphibia: frog, toad; live on land+water; metamorphosis
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Reptilia: snake, lizard, crocodile; cold-blooded; scales
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Mammalia: warm-blooded; mammary glands; hair/fur; live birth(mostly)