Add Yahoo as a preferred source to see more of our stories on Google. Dec. 19 (UPI) --Kshamenk, the last killer whale held in captivity in Latin America, died of cardiorespiratory arrest in Argentina ...

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural ...

Killer Whales Face Off Against the Ocean’s Most Feared Giants | Wild Animals | Animal fights. Beneath the ocean’s calm surface lies a realm where silent strategy rules and the Orca leads the way. In ...

In the deep blue waters of the world’s oceans, some of the most intelligent and social creatures on Earth are engaging in behavior that challenges long-held assumptions about the divide between humans ...

JESSE MARQUISE SEE YOU THEN. SEAWORLD IS MOURNING THE LOSS OF ONE OF ITS ORCA WHALES. THE PARK POSTED ITS OLDEST WHALE, KATRINA, PASSED AWAY. THEY SAY THE 50 YEAR OLD WHALE’S HEALTH WAS GETTING WORSE, ...

A group of humpbacks tried to stop orcas from hunting a sea lion off the coast of California, boaters said. Morgan Quimby Monterey Bay Whale Watch Humpback whales were spotted trying to stop orcas ...

A pod of orcas were chased by a group of humpback whales off the coast of California, a whale watching company said. Getty Images/iStockphoto A group of orcas was chased by humpback whales off the ...