TIL blue whales sometimes break from a song and then pick it up in the exact same spot six months later. Scientists have no idea how or why this is done.

https://books.google.com/books?id=rHExBgAAQBAJ&pg=PT409&lpg=PT409&dq=blue+whales+short+history+of+everything+bill+bryson&source=bl&ots=UIxviarY_X&sig=9iSJ-joFtLvJr4SSmw0vpnvyt7A&hl=en&sa=X&ei=L5nPVMzsC-HIsQS1pYCYCw&ved=0CCUQ6AEwAQ#v=onepage&q=blue%20whales%20short%20history%20of%20everything%20bill%20bryson&f=false



Submitted February 02, 2015 at 09:07PM by adamvideo1 http://www.reddit.com/r/todayilearned/comments/2uivif/til_blue_whales_sometimes_break_from_a_song_and/