Brazil is a paradise for birds; the country has more than 1,700 species. Among them is the colorful toucan, a bird with an almost comically giant bill that can be half as long as its body.

This image accompanied the research article "Heat Exchange from the Toucan Bill Reveals a Controllable Vascular Thermal Radiator," by G.J. Tattersall et al. appearing in the July 24, 2009 ...

"but the digital images cannot be refuted." Like most mammals, including humans, the toucan drops its body temperature to conserve energy while sleeping. In the time-lapse video below, a toucan ...

Remember the toucan in Costa Rica who had its upper beak hacked off by a perpetrator who was never found? Well, here's an update to a story we first told you about last year. And, spoiler alert ...