To hunt the narwhal, whose long tusk was the unicorn horn of medieval myth, you need absolute silence.The Inuit hunt the toothed whales with harpoons and rifles under strict quotas, with the once lucrative export of the tusks banned since 2004.
Dinosaurs were in their prime, not in decline, when fateful asteroid hit channel3000.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from channel3000.com Daily Mail and Mail on Sunday newspapers.
Fossil records from North America indicate dinosaurs were still in their prime 66 million years ago, but the asteroid that struck Earth wiped them out anyway.