AUS-1846 Nudibranch (sea slug) (Chromodoris coil) Unlike most snails, nudibranchs have no shell & their delicate gills are exposed. Without a shell, they rely on toxic chemicals for self-defence
Nudibranch (sea slug) (Chromodoris coil) Unlike most snails, nudibranchs have no shell & their delicate gills are exposed. Without a shell, they rely on toxic chemicals for self-defence.
Great Barrier Reef, Queensland, Australia.
Dr David Wachenfeld / Auscape / ardea
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© Dr David Wachenfeld/ardea.com
Nudibranchs (Flabellina verrucosa) mating. Nudibranchs are shell-less marine molluscs that live in seas around the world. They have external gills that give the nudibranch its name, meaning naked gills
© ALEXANDER SEMENOV/SCIENCE PHOTO LIBRARY
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Melibe (Melibe sp.)
Melibe (Melibe sp.), an aquarium specimen. The mouth forms an extendable oral hood and can be opened very wide to catch prey such as small crustaceans. Here the oral hood is closed. This genus of sea slug usually creeps over rocks but can also be found drifting in the water column. Los Angeles Aquarium, Los Angeles, California, USA
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