Eli5 How and why do owls rotate their heads 270*

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I tried looking it up in the internet but I still just dont get it

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6 Answers

Anonymous 0 Comments

Owls, as well as most birds, cannot move their eyes in their sockets. The only way they can look around is to turn their heads.

Many birds have their eyes on either side of their head for this reason. This gives them a very wide field of view so they don’t have to move their heads very much. Birds of prey, like owls, need to have their eyes on the front of their head in order to have binocular vision which is necessary for depth perception. As a result, most birds of prey such as eagles and owls have long, flexible necks which allow them to turn their heads very far; owls and eagles have 14 neck vertebrae compared to humans’ seven.

Owls’ necks don’t look very long, but that’s because they’re obscured by feathers. When you look at their [skeleton](https://www.owlpages.com/owls/articles/images/physiology_skeleton.jpg), you see how long their necks actually are.

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