Completar frases VERTEBRATE ANIMALS. 1 pg 50Versión en línea This activity is created for students to play and learn. Its level is Primary School, 3rd grade. por Gonzalo Barral 1 scales gills limbs feathers Mammals lungs egg fur tail hair head skin The bodies of vertebrates have a , a trunk and . Many vertebrates also have a . Fish and reptiles have all over their bodies . Amphibians have bare . Birds have and mammals have or . Birds breathe using their . Fish breathe using their . grow inside the mother's womb . Fish grow inside an .
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