By analyzing the killer whale population’s calorie requirements as well as narwhals’ calorie content, Garroway and his colleagues estimated that killer whales were preying on about 1,076 and ...

There are over 90 whale species. Some of the most famous whale species are humpback whales, sperm whales, blue whales and narwhals. Despite their name, killer whales — or orcas — are not whales.

“Like killer whales and most toothed cetaceans, narwhals are suction feeders, so you see them tapping the fish and sucking them in, swallowing them whole. It could be that this is one of the main ...

There are over 90 whale species. Some of the most famous whale species are humpback whales, sperm whales, blue whales and narwhals. Despite their name, killer whales — or orcas — are not whales.

Dubbed the “killer whale,” orcas have mouths full of dozens of interlocking, 3-inch teeth. ... Don't even get us started on the narwhal. Killer whales are charismatic creatures, ...

They are one of the most endangered Arctic species due to climate change, human activity, and predation by such invasive species as killer whales. The narwhals are notable for undertaking dives to ...

Hundreds of thousands of beluga, narwhal, bowhead, sperm whales, and bottlenose whales live in the Arctic orcas' territories, he noted. "Now that there's no ice cover, we think that's one of the ...

This phenomenon of having a long post-reproductive life is known only to exist in 5 species: killer whales, narwhals, beluga whales, short-finned pilot whales, and humans. That’s it.

His research is helping us understand the role played by older females in killer whale communities once their breeding years are over. Only killer whales, false killer whales, short-finned pilot ...