write note on the different group of the animal having a backbone
Answers
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:
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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