Marine Miracle - Glaukus.

This relative of the snail, gastropod mollusk Nudibranch Glaucus, who is also Glaukus.Unusual in that it lives and moves beneath the surface of the water, keeping at the expense of surface tension.But hold on just due to this does not always work, so the clam swallows air bubble, and thus kept afloat.
It feeds the Portuguese ships and velelloy, and the digestion of stinging cells leaves a stinging capsule for protection.Clam is a hermaphrodite, after pairing the two 'partners' lay eggs.Found in all tropical oceans.