July 07, 2011 - Los Angeles, California, U.S. - Paleontologist Dr. LUIS CHIAPPE at the press preview of the Dinosaur Hall, Natural History Museum of Los Angeles County, Exposition Park. (Credit Image: © Kayte Deioma/ZUMAPRESS.com)
RMCDNY62July 07, 2011 - Los Angeles, California, U.S. - Paleontologist Dr. LUIS CHIAPPE at the press preview of the Dinosaur Hall, Natural History Museum of Los Angeles County, Exposition Park. (Credit Image: © Kayte Deioma/ZUMAPRESS.com)