J35 was then seen on Jan. 1, pushing her calf's carcass around, draped over the top of her head as she swam. The dorsal fin of the orca known as J35, or Tahlequah, is seen above the ocean surface ...

The labels help researchers track different whales, and the CWR said each orca has a distinct and prominent dorsal fin. With ...

“We named him Stumpy because of his damaged dorsal fin,” Similä said, adding that she doesn’t actually know whether the calf is a male or a female. “He’s not like other killer whale ...

In 2018, an orca in the Pacific Ocean’s Southern Resident population named Tahlequah refused to let go of her dead calf, ...

Upon maneuvering closer to the commotion, they spotted three orcas—an adult male and a mother-calf pair—circling ... when they arrived as the killer whales were observed coordinating their ...

A mother killer whale whose calf died more than two weeks ago was spotted recently in waters off Victoria, B.C., still carrying the carcass of her newborn. The Center for Whale Research spotted the ...