Killer whales are expanding their territory and have moved into Arctic waters as climate change melts sea ice, with two genetically distinct populations being identified by Canadian scientists.

Antarctica or the Arctic? Sue Halliwell compares both places as polar travel destinations. They may look alike, but as travel ...

President-elect Donald Trump’s musings about America controlling Greenland have put this Arctic territory under the spotlight ...

Some whales may live to 150. This lifespan is almost double the 70-80 years they are conventionally believed to live.

As BBC News filmed with scientists in the Antarctic Peninsula, one whale used its four-metre-long fin to sweep a net of bubbles around its prey and trap them, known as "bubble-netting".

Its thick feathers and specialized adaptations for cold weather allow it to thrive in the Arctic. Beluga Whale: These social whales are often called "canaries of the sea" due to their distinctive ...

Killer whales are expanding their territory and have moved into Arctic waters as climate change melts sea ice, with two genetically distinct populations being identified by Canadian scientists. But ...

Individual whales can be recognized year after year from photographs. When they die, they stop being photographically “resighted” and disappear. Using these photos, we developed what ...

Using these photos, we developed what scientists call “survivorship curves” by estimating the probability whales would disappear from the photographic record as they aged. From these survivorship ...

In the vast expanses of the ocean, a breathtaking encounter unfolded as a drone camera captured a colossal fin whale off the coast of Cullera in Valencia, Spain. This remarkable footage, dated March ...