'To have five – or up to eight – in one area of the Russian north-western Pacific, is an indication that there may well be inbreeding issues there'
The extent of knowledge about the effects of carbon dioxide in our oceans is limited, but some American researcher’s may be about to change that by extracting and analysing the ear wax of dead whales
The country's land mammals draw crowds to wildlife reserves and national parks, but there are fearsome predators lurking just outside Cape Town, as James Litston discovered on a waterborne safari in False Bay
The whales endured a long ordeal as rescue teams fought to untangle the mammals from the nets using hook knives
'All that you can do is treat them with the utmost respect'
Ten years after a stray whale swam up the Thames, five more became beached on our east coast. Dean Kirby examines our anguish over these leviathans (and their wonky sense of direction)
CND says the action was not organised by them
Experts found killer whales, bottlenose dolphins and striped dolphins had highest concentrations of PCB in their blubber
Omura's whales are 12 metres long and have previously never been seen alive
The sperm whale's stomach contained plastic bags and fishing nets
Scientists believe the Sei whale may have died of old age
The substance is used to preserve the scent of perfume
The Icelandic beer has been launched in association with a whaling company to mark a festival to the Norse god Thor
Experts said that while other species have been found to have conjoined twins, the find is ‘without any precedent’ among gray whales
Anti-whaling activists Sea Shepherd say they shot the footage showing dead whales in pools of blood
Sea Shepherd would aim to scupper missions by any means, whether it was throwing foul-smelling acid or sinking ships. At what point did you join?