A massive killer whale swam deep into Yaquina Bay, hunting alone and stunning onlookers. Here's what we know about T049C — ...

has been seen carrying her deceased calf for at least 11 days, drawing attention to the critically endangered southern resident killer whales. Researchers say this behavior is a sign of grief.

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 ...

The orca who swam with her dead calf for 17 days in an apparent act of grieving recently gave birth to a new baby, according to Michael Weiss, research director of the Center for Whale Research.

The bereaved whale mother who made headlines when she heartbreakingly grieved her dead baby for more than two weeks has given birth to a new calf, scientists said. The mama orca, named J35 by ...

SEATTLE — A new orca calf spotted in the Puget Sound last week is part of the family of the last killer whale captured in United States waters. The new Bigg's, or mammal-hunting, orca calf was ...

The mother orca, known as Tahlequah or J35, has been seen carrying the body of the deceased female calf since Wednesday, the Washington state-based Center for Whale Research said in a Facebook post.

Calf mortality is high: Only about 1 in 5 orca pregnancies result in a calf that lives to its first birthday, according to the Center for Whale Research. The center’s research director ...