Fossil Iguana Burrow in The Bahamas?

Anthony Martin next to the trace fossil of the Pleistocene iguana burrow. Credit Melissa Hage.

Even though Rock Iguanas (Cyclura nubila caymanensis) make their dens and escape holes in the limestone karst of the Caribbean islands, the females still need sand to lay their eggs. Females dig a burrow tunnel, lay their eggs in a chamber, then back fill it in—the iguana mothers cover over the entrance area to hide […]