Fickle Female Barn Swallows Prefer Strong Colors
According to the Cornell Lab of Ornithology’s All About Birds: Research by Rebecca Safran indicates just how important the color of feathers can be. Male Barn Swallows have a wash of reddish-chestnut color from their throats to their bellies. This color varies among birds from very pale red-brown to a dark rusty-red. Female Barn Swallows
