Add Yahoo as a preferred source to see more of our stories on Google. For centuries, people encountering sloths for the first time have reacted by ridiculing them. In 1526, Spanish conquistador ...

A tropical red sun is setting over Caño Palma as we head out for our evening paddle in Costa Rica’s Tortuguero National Park. Vines loop across the tea-brown river, like a still from a Tarzan movie.

Costa Rica, alongside Brazil and Panama, has secured new international safeguards for two species of two-toed sloths, as nations at the United Nations Convention on International Trade in Endangered ...