citizen science Grassland Bird: Mountain Plover By Dale Bolton • Jul 7, 2014 planetofbirds.com Listen Listening... / 4:29 The Mountain Plover is a shorebird that spends little time on the beach and lives on the open Plains and nowhere near mountains. Citizen Science: eBird By Dale Bolton • Jul 2, 2014 The Internet Bird Collection Listen Listening... / 4:29 eBird was launched in 2002 by the Cornell Lab of Ornithology and National Audubon Society. It helps bird-watchers keep records of observations. Citizen Science: Mid-winter Eagle Survey By Dale Bolton • Jun 23, 2014 Wikimedia Commons Listen Listening... / 4:29 When America adopted the bald eagle as the national symbol in 1782, there may have been 100,000 nesting eagles. But the eagle population declined, in part due to pesticides. Citizen Science: Breeding Bird Survey By Dale Bolton • Jun 16, 2014 Cornell Lab of Ornithology Listen Listening... / 4:29 The North American Breeding Bird Survey is a cooperative effort between the United States and Canada.