Biologists Using Deer Pellets to Map DNA Alaska Public Media | By Kristin Spack Published March 27, 2009 at 11:31 PM AKDT Twitter LinkedIn Email Listen Counting deer droppings is a time honored method used by biologists to figure out how many deer are in a certain place. But it’s not a perfect science.Jay Marble, KRBD - Prince of Wales IslandDownload Audio (MP3)