Dive into the world of Costa Rica's largest toucan species, the chestnut-mandibled toucan, also known as Swainson's toucan. Tico Times COSTA RICA\'S LEADING ENGLISH LANGUAGE ... Costa Rica extends ...

Toucan's bill keeps things cool, study says. One biologist was skeptical of the paper’s conclusions. Said Bernd Heinrich, professor emeritus at the University of Vermont: “The sample size is ...