Â鶹Éç

Available for over a year

Bird expert Herbert Byaruanga tells Audrey Brown the miraculous feat of a migratory Mongolian cuckoo that flew from Kenya to Asia in just seven days - a journey that normally takes seven days. (Picture: A Greater Roadrunner looks at visitors through a glass partition at the Arizona-Sonora Desert Museum in Saguaro National Park near Tucson, Arizona. Credit: Photo by Robert Alexander via Getty Images)