Scientists estimate there are 3 billion fewer birds in North America today than in 1970. Both common and rare birds are disappearing across nearly all habitats.

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Story
Jonathan Lambert

Production
Mike Denison

Video
Cornell Lab of Ornithology
Benjamin Clock, Macaulay Library at Cornell Lab of Ornithology
Matthew D. Medler, Macaulay Library at Cornell Lab of Ornithology
Adriaan Dokter, Cornell Lab of Ornithology
Road Video, Cornell Lab of Ornithology
Jay McGowan/Macaulay Library at Cornell Lab of Ornithology (ML483500)
Tom Johnson, Macaulay Library at Cornell Lab of Ornithology
Eric Liner, Macaulay Library at Cornell Lab of Ornithology

Music
“Appreciation” by Podington Bear
(CC BY-NC 3.0)

Citation
K. Rosenberg et al. Decline of the North American avifauna.
Science. Published online September 19, 2019.
Doi:10.1126/science.aaw1313

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