Add Yahoo as a preferred source to see more of our stories on Google. Gannets diving off Wheelers Bay. (Image: Andy Butler) The northern gannet, Morus bassanus, is a large seabird with black-tipped ...

When gannets dive into the sea to catch fish, they roll either to the left or the right according to their individual preference, much like how most people have a dominant hand. Ashley Bennison at the ...