the easiest way to tell the difference between a male and female cardinal lies in the bird's coloring. As is typical with birds, the male's feathers are brighter and more flashy than the female's ...

The complexity of nature is sometimes hard to understand and even harder to justify or feel good about, especially when seen through the human lens. I was reminded of this the other day while ...

All kinds of animals use conspicuous colors. Research from biologists at the University of Arizona found it's a quirk of ...