We all know about the appendix and wisdom teeth, but did you know that humans still have remnants of a third eyelid to sweep debris out of our eyes? Or parts on our ears that used to let them swivel in the direction of sound? Most of our body hair and muscles that cause goosebumps are unnecessary now, too.
http://msnvideo.msn.com/?channelindex=1&from=en-us_msnhp#/video/854973c6-a904-4b8f-ad4b-6c9e19e3727f
http://msnvideo.msn.com/?channelindex=1&from=en-us_msnhp#/video/854973c6-a904-4b8f-ad4b-6c9e19e3727f