Image: Sea Butterfly, Pteropod

Sea Butterfly, Pteropod

Photographer:

Peter Parks

Rights:

© Image Quest 3-D

Additional information

Pteropods are tiny, free-swimming marine snails which have developed two wing-like flaps in place of the large muscular foot of most snails. They beat these ‘wings’ constantly to remain near the surface of the ocean.

Last Updated: 25 August 2009