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Watch the Peregrine Falcon nest webcam on Alcatraz Island
Watch the Peregrine Falcon nest webcam on Alcatraz Island
Tune into the livestream from Alcatraz to see the fledgling Peregrine Falcon family grow before your very eyes.
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Donate
GGRO Home Page
GGRO Home Page
Season Summary 2023
Season Summary 2023
Pacific Raptor 44
Pacific Raptor 44
Raptor Passage Quarterly Newsletter
Raptor Passage Quarterly Newsletter
Daily Hawk Count
Daily Hawk Count
When is Migration, When is Nesting?
When is Migration, When is Nesting?
Officials Target Electrocution as NJ's Leading Bald Eagle Killer
Officials Target Electrocution as NJ's Leading Bald Eagle Killer
Harriet Tubman, an Unsung Naturalist...
Harriet Tubman, an Unsung Naturalist...
Big Bird, Little Bird: Size and Identifying Sex of Raptors
Big Bird, Little Bird: Size and Identifying Sex of Raptors
As a nature lover hiking through the Marin Headlands, you might be able to quickly identify a couple of raptors flying overhead. At first glance, you also might discern their relative sizes. But what does that tell you about the sex of the raptors?
Project Zopilote
Project Zopilote
Alcatraz Peregrines
Alcatraz Peregrines
For the first time in recorded history, peregrine falcons have nested on Alcatraz Island! After months of observating the pair, park biologists have spotted two fledglings.
NPS - Tracking Coyotes in Marin
NPS - Tracking Coyotes in Marin
Red Tales, Hawkish Behaviors, and Migratory Stories
Red Tales, Hawkish Behaviors, and Migratory Stories
Morphological Changes in American Kestrels
Morphological Changes in American Kestrels
Raptors and Smoke
Raptors and Smoke
After a 2018 season of smoke and haze, GGRO Director Allen Fish explored impacts of air pollution on birds in his 2019 article for Pacific Raptor 40. As first responders battle wildfires across the state each year, we again wonder what effect these extreme climate phenomenon will have on raptor health and movement.
Graton Rancheria
Graton Rancheria
Land Acknowledgements
Land Acknowledgements
Native Land is a resource to learn more about Indigenous territories, languages, lands, and ways of life. We welcome you to our site.
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