Two Types Of Orcas Are Actually Two Separate Species, Scientists Argue
For a foresighted time , orcas ( or killer whales ) were all believe to be one metal money but with different " ecotypes " in various regions , but scientists have now key at least two distinct specie in the North Pacific Ocean . They argue there are enough deviation to hold the Bigg ’s killer whales and resident killer whales disjoined specie . This discovery was based on a cortege of information , include morphologic , behavioural , acoustical , genic , and other data ....