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

So far the animals and plants of the Galápagos have managed to survive this precarious balance. But the insults may be coming too fast and from too many angles to give them a chance to adapt.

Iguanas have often been spotted rafting around the Caribbean on vegetation and, ages ago, evidently caught a 600-mile ride ...

The species is found only on the Galápagos Islands, where it hides in dense vegetation. The species is listed as Vulnerable ...

Today, tourists visit the islands to see the dramatic landscapes - volcanoes, beautiful coastlines and coral reefs - as well as the wildlife and plants. My great, great, great uncle Edwin was part ...

At some point after approximately 34 million years ago, the ancestors of the Fiji iguanas arrived on the South Pacific islands.