Our ancestors had evolved the ability to see the full-color spectrum of visible light, except for UV around 30 million years ago; a new study has demonstrated. The scientists have finished a detailed ...

In the study of why and how animals look the way they do, color is king—at least, the range of color humans can see. A University of Michigan study has examined a color range that humans can't see and ...

Modern mammals lost their ability to see ultraviolet in the course of evolution, contrary to birds and lower vertebrates. Of the originally four cone pigments of ancestral vertebrates, the higher ...

Comparing our vision with that of birds, well, at least we can claim opposable thumbs. Birds see a vastly different world than we do. They see more detail. They see more colors, by a factor of 10.