Whales
Secret whale gathering point found in Southern Ocean
Researchers have tracked New Zealand's southern right whales, discovering a spot in the ocean where they converge.
Cool, comfortable and calm - saving whales in Golden Bay
The Detail: Euthanising a beached whale is an unpopular move. But sometimes trying to save it is worse.
The engineer designing needles to euthanise whales
If a stranded whale can't be saved, what is the next best option? An Australian engineer has set out to find a euthanasia solution capable of puncturing the animal kingdom's largest heart. Video
Humpback whale population that faced extinction now recovering
Beneath the surface of the Pacific record numbers of humpback whales make their way south on an annual migration - a population bouncing back from the 'brink of extinction' due to whaling.
Why are whales throwing seaweed on their heads?
Whales enjoy throwing seaweed on their heads and holding it in their mouths as makeshift toothbrushes or for play, new research from Australia suggests.
