Fossil Insect Traces on Ice Age Horse Foot Bone (image) Natural History Museum of Los Angeles County Share Print E-Mail Caption This image shows a horse sesamoid (foot bone) riddled with insect damage. The bone, between 33,000-36,000 years old, is housed at the Page Museum at the La Brea Tar Pits. Credit Page Museum at the La Brea Tar Pits Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.