There is a whole group of dolphins whose common name actually includes the term “whale”. Not only that, together they are referred to as “Blackfish”. Why is that? How did that happen? The group includes the following species of oceanic dolphins: Killer whale (or Orca), False killer whale, Pygmy killer whale, Melon-headed whale and Long- and Short-finned Pilot whale. The term blackfish originated at least twice for members of this group of species. It was initially given to