What have scientists learned about the classification of amphibians

Scientists learn a number of things about the classification of amphibians is that there are three categories of amphibians that are different from one another.

Explanation:

Amphibians have three categories i. e. the first one is frog and toad, the second one is salamander and the third one is newts and caecilians. All of these have one thing in common that they require water for their survival. They are the organisms which are capable of living on both land and water environment. About 6,200 species of amphibians were discovered by the scientists.

Reptiles are more closely related to birds than amphibians.

Reptiles and birds are so closely related that according to modern classification, they are part of the same group.

Explanation:

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