5 Animals That Sleep Too Much (and One That Might Not Need To)

The video explores the sleep habits of various animals, highlighting how sleep, despite being risky, is crucial for survival. It discusses the big brown bat's adaptive inactivity, koalas' nutrient-poor diet, opossums' altricial development, and human infants' brain growth. Armadillos' deep sleep is linked to their protective armor, while a study on fruit flies suggests sleep may not always be essential for survival.

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