A dramatic video showing a pod of adult orcas, better known as killer whales, chasing a lone penguin has gone viral on social ...

Leopard seals rank among the largest seal species on Earth, with adult females reaching nearly 12 feet in length and weighing ...

Experts say the Trump administration has unraveled decades of investment in the people and models that track how climate change is harming us.

The massive migration of eastern North Pacific gray whales — the longest mammalian migration in the world — sees thousands of ...

A biologist explains the surprising evolutionary math behind how the blue whale became the largest animal that has ever lived ...

From a Pacific island lapped by turquoise ocean to the heart of Ireland's ancient east, these are Metro editors' top ...

After completing a court-ordered environmental study, the Bureau of Ocean Energy Management said no changes are needed for ...

North Atlantic right whales were detected east of Ocean City, Md., in December 2025. Learn more about the 'Slow Zone' now in ...

UC Santa Cruz researchers show how vessel-tracking data mirrored tuna roaming beyond their typical territory due to unusually ...

From land-borne pathogens to high-speed vessel strikes, Pacific whales and dolphins are caught in a "perfect storm" where ...

Fewer than 400 of the critically endangered North Atlantic right whales remain. However, federal lawmakers have been weighing proposed rollbacks of some protections for the mammals.

Each winter, thousands of humpback whales migrate to the Caribbean, especially the Dominican Republic’s Samaná Peninsula, offering front-row views of breeding, calving, and dramatic surface displays ...