Researchers who have studied genetic evidence of iguanas suggest the ancient reptiles traveled nearly 5,000 miles from North ...

Every other living iguana species dwells in the Americas, from southwestern US to the Caribbean and parts of South America.

By Asher Elbein For decades, the native iguanas of Fiji and Tonga have presented an evolutionary mystery. Every other living iguana species dwells in the Americas, from the Southwestern United ...