Toucan Beak Heat Regulation

Bird enthusiasts have always been curious about the ginormous size of the Toucan's beak.

[box] The toucan beak isn’t just beautiful, it’s also an adjustable thermal radiator that the bird uses to warm and cool itself. Researchers have discovered that the toucan can heat and cool its bill at an astonishing rate, changing its temperature by up to 10 Celsius degrees (18 Fahrenheit degrees) within a few minutes. continue reading[/box] Birds don't sweat so some have come up with clever ways to regular their body temperature. Watch a video demonstrating this amazing ability: [embed]https://www.youtube.com/watch?feature=player_embedded&v=zCH_1IxxfNU[/embed]   Read more about this study at wired.com