The world was not always so colorful.
Why Do Flowers Exist?
March 25, 2019 •
Michael Ellis
Send your questions to atn@baynature.org.Santa Rosa-based naturalist Michael Ellis leads nature trips throughout the world with Footloose Forays (footlooseforays.com).
Why Do Earthworms Surface After a Rain?
December 28, 2018 •
Worms, always on the hunt for just the right humidity and temperature, are picky creatures.
Do Porcupines Live in the Bay Area?
October 1, 2018 •
The porcupine is rare but present in coastal Northern California.
What Do I Do About Poison Hemlock Near My Yard?
June 26, 2018 •
A reader has poison hemlock growing near his yard. What should he do?
What’s New With Jupiter’s Great Red Spot?
March 30, 2018 •
New research yields new insight into the nature of the planet Jupiter.
Which Bay Area Salamanders Drop Their Tails?
January 2, 2018 •
How does a salamander drop its tail, and how many times can it do it?
Ask the Naturalist: What Do Hummingbirds Taste?
September 25, 2017 •
How do hummingbirds experience sugar?
Can You Take the Temperature By Cricket?
June 28, 2017 •
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?
Is This the Worst Flooding Year Ever?
March 28, 2017 •
Was this year’s flooding the worst Northern California has ever seen?
Why Do Tule Elk Drop Their Antlers Every Year?
January 1, 2017 •
Ask the Naturalist: Why do tule elk drop their antlers every year?