

Jonathan Bird's Blue World
Sea Snakes and Manta Rays
TV-G
S4 • E1 Feb 15, 2014 30mThe Season 4 premiere travels to Manuk, a small volcanic island in Indonesia, to learn why its waters are teeming with thousands of venomous sea snakes. Also: a visit to a remote atoll in the Maldeves where manta rays gather for a few weeks every year.