Manta and devil rays are some of the most charismatic creatures in the ocean. Born into a life of perpetual motion, these rays must keep swimming to survive. Driven forward by powerful beats of their wing-like pectoral fins, these...
Everyone's heard of the Great Whites. But most people know little of the hundreds of other types of sharks that inhabit the world's oceans. Written by two of the world's leading authorities and superbly illustrated by wildlife artist...
