Beneath the white gypsum dunes of New Mexico, scientists have uncovered something remarkable—trails of footprints that ...

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

Since most iguana species live in the Americas, biologists have long debated how they could have arrived on the remote ...

(CNN) — Around 34 million years ago, the ancestors of modern iguanas likely embarked on what may be the longest overwater journey undertaken by a nonhuman, land-dwelling vertebrate species.

Fiji’s iguanas embarked on one of the most astonishing ocean journeys in history, rafting nearly 5,000 miles from North ...

Wild horses in the Yukon are classified by the territory as "feral animals," but some advocates and biologists want to change that, saying the animals should be considered a native species.

Wild horses in the Yukon are classified by the territory as "feral animals," but some advocates and biologists want to change that, saying the animals should be considered a native species. "'Feral' .