Halfway down the east slope of the Andes in Ecuador, sightings of the luminous yellow beaks of the chestnut-mandibled toucan are abruptly replaced by the colorful beaks of the white-throated toucan.

(CNN) — From the rainforests of Central and South America to the savannas of northern Australia, the world’s equatorial regions are home to thousands of unique bird species, from macaws to toucans to ...

BOULDER, Colo. — A rare tropical bird has been spotted in Colorado, drawing the attention of excited birdwatchers. An anhinga, also known as a "snake bird," has appeared in eastern Boulder County, ...