An equine makes the low-pitched part of its whinny by vibrating its vocal cords—similar to how humans speak and sing—and the high-pitched part by whistling ...
Learn how echolocation has shaped the skulls of bats that emit high-frequency sounds through their mouths and noses.
Bats are some of the most highly specialized mammals to have ever evolved. This includes not only the evolution of active ...
Some objections to wind and solar farms are matters of opinion. Others are based on false information. We explain.
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