citizen science

planetofbirds.com

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

Jul 2, 2014
The Internet Bird Collection

eBird was launched in 2002 by the Cornell Lab of Ornithology and National Audubon Society. It helps bird-watchers keep records of observations.

Wikimedia Commons

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.

Cornell Lab of Ornithology

The North American Breeding Bird Survey is a cooperative effort between the United States and Canada.