‘Glaucus’ Nudibranch (Sea Slug)

Nature, first prize stories

2006

Marine microfauna from the ocean off Hawaii come under closer focus. A 'Glaucus' nudibranch (sea slug) is no bigger than a US quarter coin. It preys on toxic Portuguese-men-of-war, appropriating their stinging cells for its own defense.

Commissioned by: National Geographic

Photo Credit: David Liittschwager

David Liittschwager is a freelance photographer who grew up in Eugene, Oregon. Between 1983 and 1986, he worked as an assistant to Richard Avedon in New York City. After working in advertising, he turned his skills to portraiture with an emphasis on natural history subjects.

Now a contributing photographer to National Geographic and other magazines, Liittschwager is also a successful book author. In 2002 he produced the books Skulls and X-Ray Ichthyology: The Structure of Fishes for the California Academy of Sciences. Liittschwager’s books in collaboration with Susan Middleton include Archipelago, Remains of a Rainbow, Witness, and Here Today.