Longitudinal wave in a slinky spring. In longitudinal (or compression) waves the displacement is along the axis of propagation.

Longitudinal wave in a slinky spring. In longitudinal (or compression) waves the displacement is along the axis of propagation.

Illustration of surfers

Ocean waves break at dawn on this coastline.

A Cotylorhynchus along the shores of a prehistoric environment.

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Osprey A bird of prey that lives along rivers and coastal areas, feeding on fish.

Low fog settles down on a lighthouse near the coast.

A flock of Anhanguera pterosaurs catch fish off a rocky coast.

Two white doves fly over waves coming to shore on a remote beach.

Irritator challengeri lets out a loud roar while walking along a Cretaceous shoreline.

A drawing of a woman walking on the beach

A big bear driving a bull out of the picture

Waves crashing along coast