A massive gang of over 60 orcas was seen brutalizing an endangered pygmy blue whale off the coast of Western Australia by a ...

Feedback is delighted to hear from a reader who proposes an ingenious new unit of data – but we have some quibbles with the ...

For example, blue whales can primarily be heard in the summer ... as an ocean current transports comparatively warm water to the Arctic there, which in turn sparks high biological productivity.

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

Few scientists have seen the apparent unicorns of the sea brandishing their tusks in the wild. The elongated, spiraled tooth protrudes from the top lip of males and some females, and can grow to ...

Synchronised diving isn’t something only humans can do. Bowhead whales in the Arctic Ocean also sync up their dives – and they’re able to do so while dozens of kilometres apart from each ...

With much of it covered in ice all year round and with no daylight from October to March, the Arctic Ocean is one of ... The white beluga whale is a very distinctive species.