Humpback whales interfere with orca hunting season in Monterey Bay, California.
The “grandmother hypothesis” may be the reason behind menopause in killer whales.
The killer whale featured in the 2013 "Blackfish" documentary has died.
Killer whales, Orcas, hunted and killed the rare beaked whales for the first time.
Using killer whales in entertainment shows and breeding them is now against the law.
A killer whale beached herself for ten minutes on a concrete slab after her show creates concerns on some people to release the orcas and send them back to the ocean.
Orcas’ evolution may have been shaped with the help of the cultural experiences.
A spectacular footage shows how a school of dolphins are escaping from an orca ambush.
Scientists have found that the speed of vessels operating near endangered killer whales is the most influential factor in how much noise from the boats reaches the whales.
The curtains may be closing on the orca shows at SeaWorld. The park has announced that it will be phasing out its traditional Shamu show in San Diego and replace it with one that's less about tricks and more about orcas' natural behaviors in the wild.
