In the world of birds, where fancy can be as fleeting as flight, the color of the bird apparently has a profound effect on more than just its image. A new study of barn swallows reveals it also ...

For female North American barn swallows, looking good pays healthy dividends. A new study conducted at the University of Colorado Boulder and involving Cornell University shows the outward appearance ...

TEMPE, Ariz. – In the world of birds, where fancy can be as fleeting as flight, the color of the bird apparently has a profound effect on more than just its image. A new study of barn swallows reveals ...

A new study led by the University of Colorado at Boulder has shown the testosterone of male North American barn swallows skyrocketed early in the breeding season when their breast colors were ...

If you are a male barn swallow in the United States or the Mediterranean with dark red breast feathers, you’re apt to wow potential mates. But if you have long outer tail feathers in the United States ...

Estonia and Austria, two European countries, have named this species their national bird. George Grinnell played a huge role in early conservation. After he became editor of Forest and Stream magazine ...

Claim to fame: Thanks to the abundance of barns, old silos, bridges and other human-built structures, barn swallows have become frequent sights in Missouri and elsewhere across much of the United ...

A new study shows the outward appearance of female barn swallows, specifically the hue of their chestnut-colored breast feathers, has an influence on their physiological health. A new study conducted ...