Feather Colors Affect Bird Physiology, Barn Swallows Show. ScienceDaily. Retrieved June 4, 2025 from www.sciencedaily.com / releases / 2008 / 06 / 080602121302.htm. Arizona State University.

Beauty is in the eye of the beholder—even if that beholder is a barn swallow. Depending on where the birds live, some of them may favor mates with a paler chest color while others find a redder ...

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 ...

Distinguishing characteristics: Barn swallows have metallic blue-black feathers on their head, backs and wings and lighter beige underbellies. Like all birds, these colors are best seen when the ...

“We essentially gave the male barn swallows new outfits that mimicked the natural variation in color and streamer length in each population and asked how females responded,” she said. For the North ...

It has been known that in North American barn swallows, both males and females, those with darker ventral feathers have higher reproductive success than those with lighter colors, said Cornell ...

The adult barn swallows are sleek and swift with vibrant colors and long forked tails; they are both elegant and beautiful in flight or perched. The American barn swallows are ...

Barn swallows have adapted to having people as neighbors. Their nests are usually found under bridges, eaves of buildings or other manmade structures. It takes a lot of energy to build a swallow nest.

Beauty is in the eye of the beholder—even if that beholder is a barn swallow. Depending on where the birds live, some of them may favor mates with a paler chest color while others find a redder ...

BOULDER, Colorado - North American barn swallows, which are widespread throughout Colorado, outperform their peers in reproduction by maintaining a positive balance of antioxidants, according to a new ...

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 ...

Beauty is in the eye of the beholder—even if that beholder is a barn swallow. Depending on where the birds live, some of them may favor mates with a paler chest color while others find a redder ...