| A cast of a camel track from the Pliocene Copper Canyon Formation, Copper Canyon, Death Valley National Park. This specimen is on display in the Death Valley Museum at Furnace Creek, where I took the photograph. |
| A cast of a camel track from the Pliocene Copper Canyon Formation, Copper Canyon, Death Valley National Park. This specimen is on display in the Death Valley Museum at Furnace Creek, where I took the photograph. |