Seeing ice fishing through van Gogh's eyes
Andy Hansen's photo of Larry Green ice fishing pulls up artists as varied as the Grateful Dead, Vincent van Gogh and Charles ...
National Audubon Society6h
Where Have All The Birds Gone?
Q: The amount of effort that goes into a Christmas Bird Count varies quite a bit across years and count circles. How do you deal with this issue when you calculate abundance trends? How do you know ...