Whales’ Bubble Net Fishing | Nature’s Great Events | BBC Earth

The humpback whales of Alaska have developed an ingenious method of fishing for herring, but it only works if they all co-operate. Subscribe: WATCH MORE: New on Earth: Oceanscapes: Wild Thailand: Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you’ll find 50 years worth of astounding, entertaining, thought-provoking and educational natural history content.