Climate change is occurring behind the scenes of a seemingly advancing world and its effects are felt in the Arctic.

The southern resident orca population marked the turn of the year with both heartbreak and hope: the death of a newborn calf ...

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

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.

A killer whale mom, who shot to fame after she carried her dead calf’s corpse along with her for more than two weeks in a ...

Warming ocean waters and climate change are impacting whales that travel through Southern California waters to Baja, Mexico. The changes are bringing more whales to the region, sometimes just feet ...

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 team, including multiple experienced killer whale researchers, have expressed concern about the calf's health based on the behavior of both J35 and J61. Early life is always dangerous for new ...

Contaminants in the water are a large concern for the killer whale population. Toxins from industrial chemicals don’t break down, and they become concentrated in the food chain supply and are ...

The study says the Arctic is the fast-warming region on the planet, and as sea ice retreats, its waters are opening to ...

the whales' main food source, saying: "The Southern Resident killer whale population needs ample access to their food supply, mainly salmon, to survive and thrive. "Every single birth counts and ...