Gray whales, a signature of the Washington coast, are dying by the thousands, victims of declines in Arctic sea ice.

Thousands of gray whales are migrating past the Oregon coast in poor condition, with record-low calf numbers and visible ...

Another dead whale was discovered in the waters of the San Francisco Bay, the fifth creature found in the area in less than a ...

Four dead whales have been found in the San Francisco Bay area in less than two weeks, with some experts expressing concern.

A new research project led by Roskilde University is set to uncover how pharmaceutical pollution impacts Arctic whales.

The sighting excites the researchers, but it also sounds alarms. Scientists stunned after whales make extraordinary ...

Taken together, the deaths have raised the specter of past “unusual mortality events” that caused whales to die in higher-than-normal numbers.

The whales are now headed north. In just the last two weeks, three gray whales have died in San Francisco Bay, one of which ...

Thousands of gray whales now migrating north from Baja California are in such poor shape and so few calves were born this ...

Salmon were once a rare sighting in the Alaskan Arctic. But warming temperatures have made them more common up there, and ...