Compléter VERTEBRATESVersion en ligne Completar una serie de frases sobre vertebrados par Valle del Moral 1 moist underwater dry limbs vertebrate scales water slither scales mammals lungs mammals wings lungs five oviparous feathers gills gills bones four viviparous lungs There are groups of vertebrates . Vertebrates are animals which have . Mammals are because they born from their womb's mother . Birds , amphibians , fish and reptiles are . They incubate their eggs . Baby drink their mother's milk . All mammals breathe with . Baby amphibians breathe with but when they grow , they breathe with . Reptiles are animals Most mammals have legs . Some reptiles can swim , walk , run or . Birds have and two . Fish breathe with . Dolphins and bats are . Most amphibians have four and have skin . Some reptiles spend part of their time in the . Birds breathe with . Reptiles have skin and that protect their body . Fish have , fins and a tail . Fish only live .
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