Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer ...

Sea otters living along the coastline of Canada’s British Columbia province carry residues of “forever chemicals” in their ...

Three decades of data from UK harbour porpoises show mercury is still increasing despite a global treaty to reduce it.

Researchers have identified ginkgo-toothed beaked whales alive at sea for the first time after years of searching, and in ...