Completar frases AnimalsVersión en línea Animals por Luz Álvarez Herrero 1 skeleton shell body exoskeleton soft invertebrates head skeleton vertebrates The name for animals with a spine is . They have a inside them . Most vertebrates have a , a torso , limbs and a tail . The name for animals than don´t have a spine is . They don´t have a inside them . Some invertebrates have a to protect their bodies , for example , snails . Some invertebrates have an . This is hard but it´s outside the body . For example , an ant . Some invertebrates don´t have any protection . They have a . For example , worms and caterpillars .
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