Federal biologists have temporarily stopped tagging endangered killer whales in Washington state's Puget Sound after a dead orca was found with pieces of a dart tag lodged in its dorsal fin.
There's one last orca birth to come at SeaWorld, and it will probably be the last chance for research biologist Dawn Noren to study up close how female killer whales pass toxins to their calves through their milk.
Marine theme-park giant SeaWorld announced Thursday it will stop breeding orcas, also known as killer whales, and will no longer keep any of the giant sea creatures in captivity after its current generation dies.
SeaWorld filed a lawsuit Tuesday challenging a California commission's ruling that bans the company from breeding captive killer whales at its San Diego park.
SeaWorld should be allowed to build a much larger facility for its killer whales, a state government report recommended Friday in a move that outrages animal rights groups that see it as a step toward breeding more orcas ...
The annual July tally of endangered orcas is complete, and researchers have counted 81 whales, including four babies born since last winter.
SeaWorld and animal rights groups clashed on social media Tuesday over the company's treatment of orcas, which star as the main attraction at several marine parks.
A new baby orca wasn't the only interesting discovery researchers made while tracking endangered killer whales.
Thanks to the more than 11,200 sightings of cetaceans over the course of ten years, Spanish and Portuguese researchers have been able to identify, in detail, the presence of orcas in the Gulf of Cadiz, the Strait of Gibraltar ...
Whale researchers are celebrating a newborn orca in the waters off San Juan Island in Washington state.