Signs of similarity between fish and amphibians.
May 19, 2021 | education
| Among the main signs by which fish and amphibians are similar are:
1) bilateral or bilateral symmetry of the body;
2) the presence of a spine;
3) external fertilization (laying eggs is typical for both fish and amphibians);
4) the ability to swim under water (despite the fact that amphibians do not have gills, and the lungs and skin are used for breathing);
5) both have five brain regions.
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