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Key Facts In This Video
Owls have twice as many vertebrae in their necks as we do. 01:11
The canal in owls' vertebrae that houses the ascending vertebral artery is 10 times larger than the artery itself, giving it a lot of room to move. 02:04
Blood pools in arteries at the base of the head, possibly to help provide a fresh source of blood to the brain when regular blood flow is restricted during an extreme head turn. 02:51