

Swainson's Hawks Are Back
Swainson’s Hawks are back in California. I just encountered a mating pair in the city of Brentwood right next to the field where a few...


The Largest (Toothed) Predator on Earth
Last week I went to see the carcass of a sperm whale bull that washed ashore at Mori Point in Pacifica. I had mixed feelings about this....


Burrowing Owls: Unexpected Urban Dwellers
One of the joys of being a naturalist is finding the unexpected. That just happened to me as I was driving around Brentwood, CA and saw a...


Moths & Bushtits. Spring at Berkeley's Botanical Gardens
There's alot going on at Berkeley's Regional Botanical Gardens. Trilliums and wallflowers are blooming and trees are beginning to leaf...