Why giant prehistoric animals got smaller
This is because the proportion of the power of a muscle is relative to its cross-sectional area – or the area of the muscle when sliced in half. No matter how big a flea could grow, there would be a limit to their jumping ability.
While there are some fundamental reasons that animals are the size they are, there is still some flexibility. One animal might end up growing much larger or smaller than another animal of the same species just a few kilometers away. This is sometimes described as the “island rule”, where large animals become smaller on islands…
Continue Reading