Watch the evolution of the sperm whale, from the amphibious Pakicetus to its present form. Aeon Video: http://ow.ly/mIdn30bCtmX pic.twitter.com/PXHZGzbWcX
5:00 PM - 11 May 2017
0 replies
5 retweets
8 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.