The Arctic Ocean is about 5.4 million square miles—about 1.5 times as big as the US—but it is the world’s smallest ocean. Learn more about the Arctic and what WWF is doing to help protect it.

Having relaunched their 16-foot boat from the ice pan where the men waited for the narwhals to pass, the whales unexpectedly resurfaced. A pod of narwhals surfaces in northern Canada.

Drones spot the “first evidence” of killer whales making tools out of seaweed, according to a new study. The orcas used the tools to groom one another.

Discover interesting facts about whale sharks and learn more about our work with these gentle giants of the oceans.