Ravens in Winter

One of the most interesting discoveries Ive seen in animal sociobiology in years. E.O. WilsonWhy do ravens, generally understood to be solitary creatures, share food between each other during winter? On the surface, there didnt appear to be any biological or evolutionary imperative behind the ravens willingness to share. The more Bernd Heinrich observed their habits, the more odd the birds behavior became. What started as mere curiosity turned into an impassioned research project, and Ravens In ...