Gulls have learned to follow diving ducks and take the bottom-dwelling mussels that the ducks bring to the surface, a food source that would otherwise be inaccessible to them. Gulls are one of the ...

As avid billfish anglers, we pursue our beloved marlin, sailfish and spearfish from the surface—at the intersection between our world and theirs—­targeting those that are willing to bite. We troll ...