Beginning April 1 at NHM and April 8 at the Tar Pits, we will reopen for our Members, community partners and general public. Advanced tickets are required for entry for NHM and the museum at La Brea Tar Pits, and can be purchased online. The William S. Hart museum will remain closed until further notice.  See NHMLAC's response to coronavirus (COVID-19).

A Fossilized Turtle Revealed

Uncover the methods behind preparing fossils with Vertebrate Paleontology Department preparator Alan Zdinak.

Black Gloves Holding Turtle Fossil

Ever wonder how a fossil goes from the field to the collection? Explore the methods and tools our museum technicians use to prepare fossils from the field with Vertebrate Paleontology preparator Alan Zdinak as he prepares 30-million year old turtle bones. From the jackets that keep fossils safe after excavation, to the teeny picks used to clean sediment, our preparators are busy getting fossils ready for the collection and further study. It's an exacting and essential process on the road from the field to scientific research.