Scientists have solved one of nature’s greatest mysteries: How do big bull elks produce an eerie shriek that sounds like the Ringwraiths from The Lord of the Rings?
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Read more about how these large North American deer produce their bloodcurdling screams: http://news.nationalgeographic.com/2016/04/160420-elk-animals-science-sounds-wildlife/
Click here to read more about elk: http://animals.nationalgeographic.com/animals/mammals/elk/
Quiet Alaska Suburb Moose Battle: http://on.natgeo.com/1T1TelR
Video courtesy Roland Frey
Audio courtesy Megan Wyman
Associate Producer: Jed Winer
Listen: These Elk Sound Terrifying, Like Ringwraiths | National Geographic
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