Classification The meaning of classification is to group all living organisms into certain groups based on their characteristics. Mainly, the different types of species are separated into 12 groups. They are: mammals, reptiles, insects, amphibians, mollusc, crustaceans, birds, fishes , echinoderms , annelids, myriapods and arachnids. ┬áIn this text I will explain the 3 of […]

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