Since the inception of the National Park Service 100 years ago, individual parks have kept lists of what animals and plants live in them. These records are important to science and to managing the parks, but with relatively few biologists covering millions of acres of land and sea, they have been woefully incomplete. Right now the rest of us are enjoined to help in the 2016 National Park Service Centennial Bioblitz. Two thirds of the 130 parks signed up to do bioblitzes this