Cruel Sea, Walking with Dinosaurs, BBC Documentary Series, Episode 3

The episode begins with a Eustreptospondylus being snatched from the shore by Liopleurodon. Meanwhile, hundreds of Ophthalmosaurus arrive from the open ocean to give birth. Hybodus and a Liopleurodon are on the hunt; when a mother Ophthalmosaurus has trouble giving birth, a pair of Hybodus pursue her. They are frightened off by a male Liopleurodon, which eats the front half of the ichthyosaur. Meanwhile, a Eustreptospondylus swims to an island and discovers a turtle carcass; it fights over the carcass with another Eustreptospondylus. Later, during the night, a group of horseshoe crabs gather at the shore to lay their eggs, which attracts a flock of Rhamphorhynchus in the morning to eat the eggs. However, a few of the pterosaurs are caught and eaten by a Eustreptospondylus. While the Ophthalmosaurus juveniles are growing up, they are hunted by Hybodus, which in turn, are prey for the