2 heads not always better than one -- like on a shark
Monday, March 25, 2013 - 14:31
in Biology & Nature
By Douglas MainLiveScienceWhen a fisherman caught a bull shark recently off the Florida Keys, he came across an unlikely surprise: One of the shark's live fetuses had two heads.The fisherman kept the odd specimen, and shared it with scientists, who described it in a studypublished online Monday in the Journal of Fish Biology. It's one of the very few examples of a two-headed shark ever recorded — ...