Citizen Science
The Christmas Bird Count: 126 Years of a Strange Tradition
Frank Chapman started it in 1900 as an alternative to the holiday side-hunt. Edith Crale walks through what the count has become, and why its method still works.
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Citizen Science
Frank Chapman started it in 1900 as an alternative to the holiday side-hunt. Edith Crale walks through what the count has become, and why its method still works.
Citizen Science
When the Cornell Lab launched eBird in 2002, no one expected birders would file more than a hundred million checklists. Pell Murphy looks back at the numbers, and at the people who put them in.