Orcas, known for their intelligence, can mimic human language, as demonstrated by a female orca named Wikie who replicated ...

Tahlequah, the Southern Resident orca who carried her dead calf for 17 days in 2018, is mourning the loss of another newborn, ...

A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and ...

Mother orca Tahlequah has been carrying her dead calf, a daughter, for at least 11 days, according to local news outlets.

Killer whales, or orcas, have long been recognized as some of the most intelligent creatures in the ocean. Known for their ...

An orca that carried her dead calf for 17 days in 2018 seems to be repeating the behavior with a newly deceased baby whale.

Tahlequah, an orca that carried her dead calf for 17 days and more than 1,000 miles in 2018, lost another calf recently and ...

The bowhead whale (Balaena mysticetus) is found in the icy waters of the Arctic. These are the longest-living mammals; some ...

Tahlequah previously carried another dead newborn for 17 days in 2018. Here's what she's taught us about how orcas deal with ...

Tahlequah, an orca whale who carried her dead calf for 17 days in 2018, is grieving another loss. On Jan. 3, researchers ...

Tahlequah, a mother orca who gained fame in 2018 for carrying her deceased calf on her back, has lost another child — and ...

The calf was born in late December. Observing researchers noted unusual unspecified behaviors by mother and calf that led ...