Alien Abyss - Episode Guide

Meet the oddballs of the oceans and witness the remarkable skills they have built over the years, from blind worms who fish to crabs who climb trees and more.

Discover some of the planet's strangest animals, from snapping shrimp to wolf eels, and see how these ocean-dwelling creatures ensure mutual survival.

Explore the bizarre mating rituals of the ocean's most peculiar creatures, from bloody battles to super-size litters.