Question

write note on the different group of the animal having a backbone ​

Answer 1

Answer:

Vertebrates (/ˈvɜːrtəˌbrəts/) comprise all species of animals within the subphylum Vertebrata (/-ə/) (chordates with backbones). ... jawed vertebrates, which include the cartilaginous fishes (sharks, rays, and ratfish) tetrapods, which include amphibians, reptiles, birds and mammals. bony fishes.

Answer 2

Answer:

Vertebrates (/ˈvɜːrtəˌbrəts/) comprise all species of animals within the subphylum Vertebrata (/-ə/) (chordates with backbones). Vertebrates represent the overwhelming majority of the phylum Chordata, with currently about 69,963 species described.[4] Vertebrates include such groups as the following:

jawless fishes

jawed vertebrates, which include the cartilaginous fishes (sharks, rays, and ratfish)

tetrapods, which include amphibians, reptiles, birds and mammals

bony fishes

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