Killer whales or orca (Orcinus orca) have been observed hunting with Pacific white-sided dolphins (Lagenorhynchus obliquidens) in the waters off British Columbia, Canada, and sharing fish scraps with ...

Apparently even whales enjoy horsing around. The reason orca whales have been attacking European ships recently isn’t due to targeted violence, but rather that the enormous mammals consider it a form ...

Spain has opened an investigation after Toñi, the oldest known Iberian orca, was found with multiple wounds that conservation groups believe are consistent with shotgun pellet injuries.

How hard do you have to ram a fish to make it explode? Ask an orca. Barreling into large, heavy fish with enough force to blast them into instant chum is a previously unknown collaborative feeding ...

Footage shows the special orca greeting from the air and POV.

MENLO PARK, Calif.--(BUSINESS WIRE)--Orca Bio, a late-stage biotechnology company committed to transforming the lives of patients through high-precision cell therapy, today announced the U.S. Food and ...

Gripping the underwater camera, marine biologist Katy Ayres couldn't help but scream at what had just unfolded in front of her: "Oh my god, oh my god, oh my god!" She watched as an orca held a sunfish ...