Specimens from the Smithsonian Invertebrate Zoology Collection

A few corals are part of this small sampling of the approximately 35 million specimens represented in the invertebrate zoology collection housed at the National Museum of Natural History.
(Chip Clark/Smithsonian Institution)

Within the Department of Invertebrate Zoology, scientists conduct original research on all 30 major invertebrate animal groups (phyla) of the world (except insects), and are stewards for the 35 million specimens of invertebrates that comprise the U.S. National Collection.