Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a vast range of habitats. From land to sea, there are forests, mountains, ...

A subset of North American iguanas likely landed on an isolated group of South Pacific islands about 34 million years ago — having rafted some 5,000 miles from the West Coast of the faraway continent, ...

The only iguanas outside the Americas, Fiji iguanas are an enigma. A new genetic analysis shows that they are most closely related to the North American desert iguana, having separated about 34 ...