possibly several species. Ten different “ecotypes” of killer whales have now been proposed: populations that look different, have different prey preferences, feeding habits and acoustic ...

How big they are: Up to 32 feet (9.8 meters) long How long they live: Up to 100 years, but usually around 25 to 50 years What they eat: Fish, seals, seabirds, squid, sharks, and even whales Orcas ...

People who sound like you tend to make you feel at home,' says Luke. Whale songs mean different things to different groups of whales. Depending on the species and specific group, songs can be ...

Many different species of whales are facing extinction. In particular, the number of blue and hump-backed whales is falling sharply. That's why the International Whaling Commission announced a ban ...

How long can these other whale species live? Industrial whaling, which ended only in the 1960s, removed old whales from the world’s whale populations. Though many whale populations are ...

as there has been much interbreeding between rorqual species. But we now know that rorquals took a different ecological and ...