The Darwin’s rhea is a massive, flightless bird that can run up to 37 miles per hour. Known as ñandús in Chile and choiques in Argentina, the long-necked, ostrich-like birds are common ...

The Darwin’s Rhea bird is native to the Patagonia region, across both Argentina and Chile. But the population on the Chilean side of the border has struggled to survive, while the Argentinian ...

Argentina and Chile achieve a conservation milestone with the first binational translocation of wild birds; Conservation effort is part of a push to boost population.