“I enjoy them because they come across as very amiable and easygoing,” says Amy MacLeod, a conservation biologist at Leipzig University, who studies marine iguana populations. “They are ...

Iguanas are known for their ability to island-hop. In the Caribbean, they’ve been spotted clinging to floating mats of vegetation, drifting between islands. The Galápagos marine iguana (Amblyrhynchus ...

These include the well-known marine iguanas of the Galapagos Islands, but also the chuckwallas of the American Southwest. A map of the world 34 million years ago, showing hypothesized scenarios for ...