ABOVE: ©istock.com, Mehmet Gökhan Bayhan T o tell the age of a tree, you count its rings. Most people know that. But few people know that the rings in trees can tell us much more than just a tree’s ...

A white sifaka tree hugs and presses its head against a cool tree-trunk to try and survive the ... researchers from continuing their work in the field as well. We finally got the green light ...