MAMMALS: HAVE HAIRS AND PRODUCE MILK, GIVE BIRTH TO LIVE OFFSPRING(NO EGGS), BIRDS: HAVE FEATHERS AND BEAKS, HAVE WINGS, REPTILES: HAVE DRY SCALES, LAY LEATHERY SHELLED EGGS, AMPHIBIANS: HAVE MOIST SKIN, LIVES ON LAND AND WATER, FISHES: HAVE WET SCALES, HAVE GILLS AND FINS,

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