Morgan, a captive orca, has given birth for the second time and now face a lifetime in a aquatic tank, performing for ...

A killer whale mother who carried her dead calf for 17 days in an apparent show of grief has given birth to a new calf, scientists have said. The orca, named Tahlequah and known to researchers as ...

A newborn Bigg's orca calf spotted last week is the descendent of a killer whale that was once captured and held at SeaWorld.

Nearly 70% of pregnant orcas end with a miscarriage or a calf that dies shortly after birth, experts with the CWR said. "The Southern Resident killer whale population needs ample access to their ...