The five most well known classes of vertebrates (animals with backbones) are mammals, birds, fish, reptiles, amphibians. They are all part of the phylum ... |
2 окт. 2016 г. · 6 Basic Groups of Animals · Mammals – warm blooded; mothers nurse their young; all have hair · Fish – have a backbone; live underwater; breather ... |
1 Acanthocephala (thorny-headed worms) ; 2 Acoelomorpha (simple soft-bodied flatworms) ; 3 Annelida (segmented worms) ; 5 Brachiopoda ("lamp shells") ; 6 Bryozoa ( ... |
Invertebrate is the animals that don't have a backbone. Such as: snails, worms, starfish, jellyfish and octopuses. Amphibians. |
Vertebrates and invertebrates can be sorted into smaller groups. Vertebrates, for example, are divided into mammals, birds, reptiles, amphibians and fish. |
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