License: CC0
Original Size: 2744 × 1765 pixels
Description: A wedge clam, Donax striatus, burrowing into the wet sand as the wave withdraws. La Guardia beach, Margarita Island, Nueva Esparta, Venezuela. The wedge clam rides the swash: each wave lifts it out of the sand and it burrows again in seconds, always at the same tide level.