Whales have a surprising and important job, says marine biologist Asha de Vos: these massive creatures are ecosystem engineers, keeping the oceans healthy and stable by … well, by pooping, for a start. Learn from de Vos, a TED Fellow, about the undervalued work that whales do to help maintain the stability and health of our seas — and our planet.
Produced by: TED Talks
Language: English. Find closed captions and translated subtitles in many languages at http://www.ted.com/talks/asha_de_vos_why_you_should_care_about_whale_poo
Region: World oceans