THE LIFE OF THE SEA
'(<a href="http://www.j-archive.com/media/2007-06-11_DJ_11.jpg" target="_blank">Sarah of the Clue Crew delivers the clue from the Institute of Marine Sciences at UC Santa Cruz</a>) The bones of the blue whale's flipper compare to those of the human hand.  Ulna, carples, and <a href="http://www.j-archive.com/media/2007-06-11_DJ_11a.jpg" target="_blank">these</a>, like your finger bones'
the phalanges