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What Do River Otters Do When the River Runs Dry in a Drought?

August 07, 2018 by Megan Isadore

A reader asks about the fate of a family of river otters living in Coyote Creek, which dried up in many places in the drought.

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Do Dragonflies Tease Turtles?

July 24, 2018 by Leslie Flint

A reader saw a dragonfly seemingly tapping a turtle on the head in the Sunol Regional Wilderness. Any ideas what's happening?

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“Plain” Cabbage White Butterflies are Anything but Ordinary

June 27, 2018 by Kaitlyn Kraybill-Voth

A commonplace butterfly with an interesting history in the United States becomes the subject of a citizen science initiative to study climate change.

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How An Ant Lion Pit Works

June 26, 2018 by John Muir Laws

Ant lions trap their prey in steep pits.

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Seals Make a Fur-ious Comeback in the Bay Area

June 26, 2018 by Nate Seltenrich

Despite the declining global populations of this vulnerable species, northern fur seals are thriving on the Bay Area's Farallon Islands.

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Does the Moon Phase Affect Frog Calls?

June 26, 2018 by Zach Lim

A Bay Nature reader wonders if frogs are less afraid of predators when it's a new moon.

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Meet the Urban Osprey. It’s a Little Bit Punk and a Little Bit Geeky … and Then it Goes Hunting.

June 21, 2018 by Kim Todd

Do these large, wild, fearsome fish predators prefer our built-up shoreline bristling with apartments, cargo ships, and manufacturing equipment? And what does it mean if they do?


How Much Should You Worry About Mountain Lion Attacks in Bay Area Parks?

June 13, 2018 by Ali Haynes

Or should the mountain lions worry about us?


Are Baby Rattlesnakes the Most Dangerous Biters?

May 01, 2018 by Tony Iwane

People often say baby rattlesnake bites are more dangerous than adult rattlesnake bites. Is the conventional wisdom correct?


Watching Wildlife Move Through Sonoma Valley

March 30, 2018 by Sabine Bergmann

Science has led us to an increasing understanding of the importance of wildlife corridors. Sonoma pioneers the monitoring of a series of corridors.


Bay Nature