The Polynesian islands that span the southern part of the Pacific Ocean—the eastern most of which is Rapa Nui, or Easter Island—were initially settled by a wave of migration from Asia. It’s been less ...

For decades, the native iguanas of Fiji and Tonga have presented an evolutionary mystery. Every other living iguana species ...

Most iguanas are indigenous to the Americas. So how did the Fijian species end up on the island, nearly 5000 miles away in ...