The Science Behind How Animals See in the Dark

Kirstin Fawcett

Humans can’t see very well in the dark—but nocturnal animals like tarsiers, cats, toads, and hawkmoths can. In the animated TED Ed video above (with a lesson by Anna Stöckl), you’ll learn how these creatures’ eyes are adapted to work in low light levels, allowing them to eat, hunt, migrate, and play while we’re fast asleep in bed. 

[h/t The Kid Should See This]

Banner image: iStock.

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