In an Exorcist-style display of flexibility, owls can rotate their necks a maximum of 270 degrees without breaking blood vessels or tearing tendons. Whereas people and other animals can simply move their eyes to follow an object or use peripheral vision to scan a room, owls must turn their heads for the same effect. These birds have fixed eye sockets, which means their eyeballs can’t rotate, forcing them to stretch their necks—a seemingly supernatural feat.

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Fact Factory Album

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