How do birds see colors? As colorful as birds are to the human eye, ... K-means works by dividing the colors of a bird into distinct groups, or 'clusters' to find the most representative colors.

U.S. birds display a wide array of striking hues. But just how colorful are our American birds? What you need to know from our study.

I love spring … the colors, the smell, the sounds of singing birds. After a winter of gray skies, white landscapes and no smells — I just love spring. I am fortunate enough to spend a l… ...

Colorful birds thrive in cities, according to new research. Avian species that do well in urban areas have feathers of a more ...