Question

animal that do not have backbone​

Answer 1

Answer:

Reptiles are they

Explanation:

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Answer 2

Answer:

Sponges, corals, worms, insects, spiders and crabs are all sub-groups of the invertebrate group - they do not have a backbone. Fish, reptiles, birds, amphibians and mammals are different sub-groups of vertebrates - they all have internal skeletons and backbones.