Humberto  Cadavid Álvarez

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I can see why these owls are known as “glaring gnomes.” They even glare from behind, or so it seems. On the back of the Northern Pygmy Owl’s head is a pair of dark, white-ringed feathered eyespots, “false eyes” that are quite convincing. For years it was thought these eyespots functioned solely to confuse predators, but research suggests they may also confound mobbing songbirds.
What an Owl Knows: The New Science of the World's Most Enigmatic Birds
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