An international team of paleontologists has described three new species of caimans that lived in the swampy waters of what is now northeastern Peru during Miocene, about 13 million years ago. Kuttanacaiman iquitosensis, left, Caiman wannlangstoni, right, and Gnatusuchus pebasensis. Image credit: © Javier Herbozo. “The modern Amazon River basin contains the world’s richest biota, but the origins of this extraordinary diversity are really...
