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

Orca is essentially meant to be a drone mothership. Its cargo hold has a capacity of 2,456 cubic feet, meaning it can bring ...

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

An orca who made international headlines in 2018 ... The whales face several threats, including ship strikes, noise pollution, food sources, and inbreeding. “These whales are facing a lot ...

The calf adds to the stressors facing the southern resident orcas, especially Tahlequah, a mother already caring for other ...

A new law went into effect Jan. 1 that extends the buffer zone around endangered Southern Resident killer whales, punishable ...

The orca who captured global attention in 2018 by carrying her deceased calf for 17 days has faced another heartbreaking loss.

Orca researchers hope the Southern Resident population can grow to 80 to 90 whales in the next 50 years, which experts say will help them breathe a sigh of relief.

Since Tuesday, an endangered orca in Washington state has been carrying ... fail to make it to their first birthday. Researchers say threats to their survival include a lack of salmon to eat ...

The calf, designated J61, lived for only about a week before its death. The loss saddened scientists and marked a setback for the endangered Southern Resident orca population. Acc ...