Camera teams have ventured deep down into the South-west Indian Ridge of the Indian Ocean to film the ecosystems surrounding 'black smokers', the volcanic underwater vents whose super-hot waters afford life to an array of weird deep-sea creatures, some of which are thought new to science, including yeti crabs and scaly-foot snails
Yale Environment 360: Biologist Roger Payne played a key role in helping end the wholesale slaughter of whales. In this interview, he talks about the threats they continue to face