Avians have evolved ultraviolet vision quite a few times in history, a new study finds. Birds depend on their color vision for selecting mates, hunting or foraging for food, and spotting predators.

Comparing our vision with that of birds ... UV color helps the female make a choice. Brighter male color means a healthier, stronger bird. He's likely to have a prime breeding territory.

Regardless, he says, their color vision is “extremely acute.” This gives the birds another advantage when scanning their surroundings for predators. “They can just pinpoint colors so well,” ...

Scientists have long known that birds probably have better color vision than humans do. Like most primates, humans are trichromatic—that is, our eyes have three types of color-sensitive ...

Birds are known for their exceptional color vision, and many types of birds — among them pigeons, turkeys, ducks and geese — ...

How a bird sees a rainbow In addition to blue ... “And I am supposed to be a color vision expert!”CreditCredit... Produced by Antonio de Luca The study was published in PLOS Biology on ...

Thus, like a camera with three times more pixels, birds enjoy much keener vision than do humans. Owls, specifically, have large retinas that give them not color, but maximum black-and-white vision ...

Since birds rely on vision to choose mates ... appeared different when the color of UV reflectance was measured. The researchers found females used UV cues to choose males as mates, suggesting ...

Researchers described biofluorescence in 37 of the 45 known species of birds-of-paradise, found only in remote tropical forests and woodland habitats of Papua New Guinea, eastern Indonesia and ...