After a Tufted Duck was reported yesterday on Long Island I did some figuring and realized that I could...

One of the defining characteristics of birds, besides the obvious features of wings and feathers, is their bills. And...

Blue. Green. Gray. Unicolored. Jays are among the most charismatic and appreciated families of birds in the world. Though...

Back in the 1980s, it became popular for biologists to consider plant secondary compounds in understanding inter-species relationships and...