Blue Planet II Season 1 Episode 3 - Coral Reefs

Airdate: 2017-Nov-12

Episode summary:

Coral reefs are home to a quarter of all marine species. Survival in these undersea mega-cities is a challenge with many different solutions.A turtle heads to the reef's equivalent of a health spa - but she must use trickery to avoid the queue. A remarkable Grouper uses the fish equivalent of sign language to collaborate with an octopus, flushing their prey out of hiding holes.A metre-long, ferocious-jawed Bobbit Worm hides in its tunnel. Monocle Bream retaliate by squirting water to expose its sandy lair.

About Blue Planet II series:

Wildlife documentary series, presented and narrated by David Attenborough, exploring the planet's oceans.