Keywords |
  • Zoology

Invertebrate

An invertebrate is an animal that does not have a spine. Insects, crustaceans, molluscs (etc.) are invertebrates, while fish, reptiles, birds, batrachians and mammals are vertebrates (they have a spine).

Invertebrate Invertebrate

Invertebrate - 1 Photo
moustique-tomasz-jagli-skiflickr-nc-sa-30


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