Whales
Record numbers of humpback whales are gathering – and experts don’t know why
After nearly going extinct only a few decades ago, these giants are getting together to put on one of nature’s most spectacular – and mysterious – shows
'Oh my god!': Orcas filmed ramming fish so hard they explode
The sunfish didn't stand a chance
One of the world's rarest animals has been caught on camera – and the photo is extraordinary
Say hello to Mãhina, an all-white humpback whale
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Scientists spot signs of cannibal killer whales in Russian waters
Two severed fins bearing the tooth marks of other killer whales have raised a troubling question: are some orcas hunting their own kind?
Scientists spent a decade recording the Arctic Ocean. What they heard raises some unsettling questions
The Arctic used to be one of the quietest places on Earth. But all that’s changing, putting animals at risk
