The freedivers who swim with whales

Whales are extremely shy animals, making it hard to study them in their natural habitat. But a group of marine scientists has managed to record their behaviour up-close by freediving with humpbacks and sperm whales.

BBC

Last updated on 17 September 2014

Type: 
Media Watch
Country: 
Sri Lanka
Region: 
Indian Ocean
Species: 
Physeter macrocephalus
Species group: 
Marine mammals