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How saber-toothed cats grew their mouth swords (2015x73)

Fecha de emisión: Jul 01, 2015

New research takes us inside the teeth of these extinct killing machines. Subscribe to our channel! http://goo.gl/0bsAjO This video was made possible in part by the Alfred P. Sloan Foundation. Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out http://www.vox.com to get up to speed on everything from Kurdistan to the Kim Kardashian app. Check out our full video catalog: http://goo.gl/IZONyE Follow Vox on Twitter: http://goo.gl/XFrZ5H Or on Facebook: http://goo.gl/U2g06o