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Bus-sized cephalopods reminiscent of the legendary kraken may have sat at the top of the food chain, using their smarts to hunt down prey in the oceans of the Late Cretaceous.

The rules of biology have been torn up by a small fish in the Pacific that steals light-producing molecules from its food in the only known example of kleptoproteinism.

Bird navigation has puzzled animal scientists for a long time, despite decades of research, not least because each species seems to have its own flight manual and designing experiments to unlock these secrets is incredibly challenging for us, on the ...

It came from a creature of the depths. A severed foot that refused to die, regenerating in an act of survival unlike anything we've ever seen.