Check out these behind the scenes clips from BBC. While trying to figure out what happens to a whale carcass at the bottom of the sea, the crew gets attacked by a group of sharks!
UK: Second episode of Blue Planet II starts 8pm Sunday BBC One. Nordics and Asia : simulcasting on BBC Earth. USA: Early 2018 on BBC America. Details here www.bbcearth.com/blueplanet2 Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub *Sharks Attack Submarine - Blue Planet II Behind The Scenes* The Blue Planet II team dive to over 700 meters to see what happens to a whale carcass on the seabed.