In 1978, renowned ecologist Dan Janzen jumped into a ravine in Costa Rica, broke three ribs, and spent the first month of the ...

South America is famous for its diverse wildlife that isn't found anywhere else. The continent has much to enjoy and discover, from colorful birds to rare amphibians. We recommend a guided tour into ...

Ganesh Marín" data-portal-copyright="Courtesy of Ganesh Marín" data-has-syndication-rights="1" src=" /> The border wall between the US and Mexico is, of course, a barrier meant to prevent ...