After an unfortunate pruning accident, a reader wrote in to ask: do hummingbirds reuse nests?
Do Hummingbirds Reuse Nests?
February 7, 2014 •
Sea Otter Confirmed in Tomales Bay for First Time in Almost a Decade
February 6, 2014 •
Several boaters spotted and photographed a sea otter feeding in Tomales Bay this week, the first confirmed sighting of a sea otter in the bay since 2005. Nature photographer Richard Blair took the above photo from the boat of longtime … Read more
Mavericks: The Science Behind the Killer Surf
January 23, 2014 •
After a forecast of surf swells upwards of 40 feet, the Mavericks big-wave surf competition has been called for this Friday, January 24th. But what does it take to create a monster wave?
Sooty Brown Body, Yellow Bill: What Kind of Gull is This?
January 16, 2014 •
Lauri Taylor, visiting from Salt Lake City, spotted an interesting gull at Baker’s Beach in San Francisco. She asked Bay Nature to help identify what species it was…
Avian Cholera Outbreak in Redwood Shores Pond
January 15, 2014 •
An avian cholera outbreak at a Redwood Shores wastewater treatment pond and popular birding site -had killed more than 200 birds as of Tuesday, according to the U.S. Fish and Wildlife Service.
Photographer Tory Kallman Gets His Orca Breach
January 9, 2014 •
On a whale watching trip in the Monterey Bay, photographer Tory Kallman witnessed one of nature’s great events—an orca in pursuit of lunch. One of the resulting photographs became Bay Nature’s January 2014 cover image.
Which Species of Woodpecker Can You Find in Golden Gate Park?
January 9, 2014 •
As you walk through Golden Gate park you may here the ‘knock, knock, knock’ of a woodpecker working for its lunch. But as one reader asked, what species can you find in the park?
New Record for San Francisco Christmas Bird Count?
December 30, 2013 •
Last Friday about 120 birders fanned out across the 15-mile diameter of the San Francisco Christmas Bird Count circle and set what could be a new record for the number of species in the SF count — 183.
Critical Habitat Identified for Franciscan Manzanita
December 20, 2013 •
The U.S. Fish & Wildlife Service has declared 230 acres of San Francisco critical habitat for the Franciscan manzanita, the oft-discussed rare shrub famous for its dramatic rediscovery and the relocation of a sole survivor in 2009.
Fox Sparrows Plentiful at Palomarin Field Station
December 19, 2013 •
This fall’s government shutdown left a two-week gap in Point Blue Conservation Science’s bird monitoring and banding data. But with the counts now in, the second half of October appears to have been a success, with researchers capturing and banding a surprisingly high number of fox sparrows.