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

Learn more about Fiji’s iguana species and how they likely used natural rafts to float to Fiji some 34 million years ago.

The only iguanas outside the Americas, Fiji iguanas are an enigma. A new genetic analysis shows that they are most closely ...

The researchers conducted a comprehensive genetic analysis, examining over 4,000 genes from 200 iguanian specimens.

Genetic evidence suggests that the reptiles somehow managed millions of years ago to make an ocean crossing from North ...

The trek—from the North American desert to Fiji—now represents the longest known migration of any terrestrial animal.

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

Ancient iguanas sailed around 5,000 miles from North America to Fiji by clinging to floating vegetation, new research ...

A Fijian crested iguana (Brachylophus vitiensis) resting on a coconut palm on the island of Fiji in the South Pacific. The four species of iguanas that inhabit Fiji and Tonga today are descended from ...

The iguanas' 8,000-kilometer trip — one-fifth of the Earth’s circumference — is the longest made by a flightless land vertebrate.

Scientists studying these creatures have often asked how they managed to get from their native lands in the Americas, to the ...