A tree-dwelling bird that lived 48 million years ago probably had blue plumage, researchers say. Scientists inspecting a fossil of Eocoracias brachyptera say they have, for the first time, identified ...

Even though Rhode Island is the smallest state in the country, it has a lot of different habitats, from woods to wetlands, to beaches, to urban and suburban areas. This means the state supports a ...

What makes a blue jay blue or a cardinal red? Color, a crucial element in nature, is most evident in the amazing hue and pattern variations in more than 10,000 bird species around the world. How birds ...

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team trained wild hummingbirds to ...

Melanosomes linked with blue feathers are much longer than they are wide Sven Traenkner/Senckenberg Research Institute and Nature Museum in Frankfurt A prehistoric Eocoracias brachyptera bird whose ...

To find food, dazzle mates, escape predators and navigate diverse terrain, birds rely on their excellent color vision. “Humans are color-blind compared to birds and many other animals,” said Mary ...

Despite their colorful appearance, blue jays are actually in the family Corvidae, the same as crows and ravens. These birds are typically 9 to 12 inches long from beak to tail and weigh under 3.5 ...

Birds may not have a word for maroon. Or burnt sienna. But show a zebra finch a sunset-colored object, and she'll quickly decide whether it looks more 'red' or 'orange.' A new study shows that birds ...

The female Green Honeycreeper bird is appropriately enough colored green, whereas the male is blue. So, what happens when a Honeycreeper is half of each sex? Well, as recently taken photos show us, ...

image: While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team led by Princeton's ...