The bluefin tuna, one of the world's most remarkable ocean creatures, is in trouble and needs your help. Overfishing is driving this mighty warm-blooded fish toward the brink of extinction, and yet ...

The Atlantic bluefin tuna is one of the largest ... Atlantic bluefins are warm-blooded, a rare trait among fish, and are comfortable in the cold waters off Newfoundland and Iceland, as well ...

Unlike most other fish, bluefin tuna are warm-blooded. They have a unique blood vessel structure, known as a countercurrent exchanger, that allows them to retain body heat, even when they’re ...

Giant tuna causes 'frenzy' at salmon farm Bluefin ... But over the past five years or so, sightings of the warm blooded fish have increased off the UK once again with many of these encounters ...

Bluefin tuna are one of the largest and fastest ... But over the past five years or so, sightings of the warm blooded fish have increased off the UK once again with many of these encounters ...