According to bird experts Kenn and Kimberly Kaufman, much about bird flying is dependent on the species, season, and what else the bird is doing. Songbirds that feed on insects vary in the elevation ...

(via MinuteEarth) In 1973, an airliner struck a bird called a Rüppell's griffon vulture – which, on its own, isn't that weird; planes hit birds pretty regularly during takeoffs and landings. But this ...

From soaring eagles and wheeling kites to hummingbirds that hover and falcons that dive at astonishing speeds, birds have evolved extraordinary ways to master the skies ...