"No one could understand what the deal was with these skates," said study co-author Gavin Naylor, director of the Florida ...

The size discrepancy among thorny skates has been noted for nearly a century, but the issue became especially significant in ...

For decades, scientists were baffled by why thorny skates in the North Atlantic came in two distinct sizes. Despite extensive ...

"No one could understand what the deal was with these skates," said study co-author Gavin Naylor, director of the Florida Program for Shark Research ... trailing claspers on either side of their ...

Oh, wow. A nice female, it looks like. So, guys, nice bonnethead shark. A female -- you can tell 'cause it doesn't have claspers. You can see this animal's in really good shape, so we'll get it ...