The porcupine is rare but present in coastal Northern California.
A reader has poison hemlock growing near his yard. What should he do?
New research yields new insight into the nature of the planet Jupiter.
How does a salamander drop its tail, and how many times can it do it?
How do hummingbirds experience sugar?
Is it true that some crickets can tell us the temperature? If so, how does it work and what are the Bay Area species to listen for?
Was this year’s flooding the worst Northern California has ever seen?
Ask the Naturalist: Why do tule elk drop their antlers every year?
Ask the naturalist: Bay Area bats and white-nose syndrome.
How do marine mammals sleep? And is sleep essential for their survival?