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By Chris Briggs
Research Director, Golden Gate Raptor Observatory
I recently spent part of the day visiting Alcatraz. There’s a lot of interesting history on that... more >>
By Allen Fish
The 30th season for the... more >>
This coming February marks the first meeting of the Citizen Science Association, to be held in San Jose, Calif., and one of the more interesting and powerful CS concepts is the idea of “outcomes.” How is a citizen volunteer changed by participating in scientific research? The results might be mundane,... more >>
The Golden Gate Raptor Observatory (GGRO) is 30 years old this fall (you might even say it’s peeking into middle age). The year 1984 was indeed a long time ago; Ronald Reagan had just been re-elected. George W. Bush was between political campaigns and fully focused on starting small oil... more >>
What kind of bird are you? Find out with our scientifically dubious but finely feathered personality quiz, based on distinct avian phenotypes!
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Thousands of Scientists, Students, and Community Members Converge on Parks For Scientific Exploration and Discovery
After two intensive days of exploration and documentation, the Golden Gate National Parks BioBlitz (March 28–29) captured a vivid snapshot of the unique biodiversity in the parks. Led by more than 320 volunteer scientists from across... more >>
International Migratory Bird Day (IMBD) was created by the Smithsonian Migratory Bird Center in the early 1990s and is now coordinated by Environment for the Americas, a nonprofit dedicated to bird conservation. This celebration of migratory birds spans from South America to Canada, and enables... more >>
A flash of silver in the creek. A whir of wings from the branches above. A bushy tail disappearing into a tangle of undergrowth.
For most of us, encounters with wildlife in the Golden Gate National Parks are fleeting. Rarely do we have the opportunity to document, share, and fully appreciate... more >>
Even though Mother Nature was kind enough to turn the waterworks on in mid-February, California continues to be affected by a severe drought and the recent rains may not be enough to reverse the trend.
According to dendrochronology, or the dating of past (climactic) events by measuring tree ring growth, trees... more >>
On any visit to Hawk Hill, you might notice the resident common ravens (Corvus corax) hanging out on fencing, sitting on platforms, or acrobatically tumbling through the air.
Ravens belong to a taxonomic family of birds called the corvids, which also... more >>