Why you should care about whale poo

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January 5, 2015 Today’s TED Talk Asha de Vos: Why you should care about whale poo 05:45 minutes · TEDGlobal 2014 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. Watch now » Playlist of the Day Animals that amaze Apes that write! Shrimp that kick! Octopi that disappear! These speakers show their obsessions with weird wild species of all sizes. Watch » 8 talks · Total run time 2:06:43 Become a Fan on Facebook Follow us @TEDTalks Read more at ideas.ted.com  Get the TED app for iPhone, iPad and Android

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