Spring migration = Lights Out season February 22, 2017

Posted by GGAS in Conservation, Golden Gate Audubon

By Ilana DeBare

Three Canadian scientists set out to study the effect of human light on bird migration. They recorded the vocal activity of birds flying over unlit rural areas near the Great Lakes, and compared that with similar rural areas that had human lights at ground level.

They found nearly three times the number of calls by birds in the lit areas, according to their report in the May 2016 issue of The Condor,…

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Final Report on 2016 Oakland CBC February 16, 2017

Posted by GGAS in Golden Gate Audubon

By Dave Quady and Bob Lewis

[This report is also available as a PDF for easy printing and sharing. Click here for the PDF version.]

After 2015’s memorable 75th anniversary count a letdown seemed inevitable, and our expectations dropped further when a terrific rainstorm moved in three days prior to count day. But when owlers began “work” in Redwood Regional Park at 2:30 a.m. on Sunday, December 18, the…

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Do birds love? (an ongoing argument) February 13, 2017

Posted by GGAS in Birding

By Joe Galkowski

It’s Valentine’s Day, the day we celebrate romantic love, so I thought I would pose the question, “Do birds love?”

Scientists will say this question has been definitively answered with a big “no.” There are other scientists, however, who are just as sure it is “yes.” The argument is ongoing. They have, in trying to prove the other side…

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Celebrating our 100th birthday at Tilden February 6, 2017

Posted by GGAS in GGAS Centennial, Golden Gate Audubon

By Ilana DeBare

Hey, if you turn 100, you’re allowed to celebrate for more than one day, right? Like maybe for a whole year?

That’s what we at Golden Gate Audubon are doing. For the Centennial of our founding in 1917, we developed a traveling museum exhibit that will be featured at different venues throughout 2017.

During February and March, it will be on display at the Environmental Education …

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Palm oil – not an environmentally friendly food or fuel January 25, 2017

Posted by GGAS in Conservation, International Birding

By Bob Lewis

I was fortunate to visit Malaysia in 2015, both Borneo and the peninsula, as well as a few islands of Indonesia. The forests there are spectacular, some of the most diverse and rich in terms of all sorts of animal and plant life. Primates included Orangutan (critically endangered), Western Tarsier, Proboscis Monkey and many others; the butterflies were spectacular, and the birdlife was exciting…

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