The 50-year-old orca had been at SeaWorld Orlando for 40 years and was one of just five killer whales at the park.

SeaWorld Orlando announces the death of Katina, its oldest killer whale at age 50, following a significant health decline in ...

Researchers spotted Tahlequah the killer whale swimming with her new calf, J61, on Dec. 20. The baby whale died a little over a week later Sabienna Bowman is a Digital News Editor at PEOPLE, where she ...

Scientists say dolphins and orcas have teamed up to hunt salmon off British Columbia. It’s the first time such behavior has ...

SeaWorld Orlando officials announced the death Sunday of a 50-year-old killer whale named Katina.

The great white shark’s fearsome reputation has been shaped in part by films like Jaws and Deep Blue Sea, which portray it as ...

In a viral video, a killer whale in an enclosure can be seen peering through the glass as a dad holds up his newborn for it to see Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has ...

Results from the Precision-T study showed Orca-T significantly improved survival free from chronic GvHD in patients with AML, ALL and MDS compared to a conventional allogeneic hematopoietic stem cell ...

The orca that made headlines in 2018 for carrying her stillborn calf for 17 days off the coast of Washington and British Columbia has given birth to a new baby, according to Michael Weiss, research ...

The results of the Precision-T Phase 3 study of investigational allogeneic T-cell immunotherapy, Orca-T, were published in the journal Blood.