How to tell two large aquatic mammals apart?
Naturalist’s Notebook: Illustrated Guide to Otter vs. Beaver
July 1, 2015 •
John Muir Laws
Naturalist and illustrator John Muir Laws is the author of the Laws Field Guide to the Sierra Nevada and Sierra Birds: A Hiker's Guide. Learn more and find class schedules at johnmuirlaws.com.
Naturalist’s Notebook: A Bay Area Housing Shortage for Western Bluebirds
April 1, 2015 •
Western bluebirds make use of abandoned woodpecker nest cavities.
Naturalist’s Notebook: When The Bay Erupts With Herring
January 1, 2015 •
Naturalist John Muir Laws illustrates the great herring migration in the San Francisco Bay
Naturalist’s Notebook: The Life Cycle of a Caterpillar That Lives in Coyote Scat
October 1, 2014 •
What is waste for a coyote is a resource for a moth.
Naturalist’s Notebook: The Ghost in the Lupine
July 1, 2014 •
Ghost moth caterpillars attack yellow bush lupine. But the plant has an ally to fight back.
Naturalist’s Notebook: What Color is a Mallard’s Head Really?
April 1, 2014 •
Naturalist John Muir Laws explains bird feathers that look shiny or iridescent.
Naturalist’s Notebook: San Francisco Bay Skimmers
January 15, 2014 •
Black skimmers frequent the waters at the Radio Road ponds in Redwood Shores.
Naturalist’s Notebook: Discover the Jungle on San Bruno Mountain
October 1, 2013 •
Hidden biodiversity beneath a canopy of coyote bush on a windswept ridge of San Bruno Mountain
Naturalist’s Notebook: A Guide to the Wildlife of San Francisco Bay
July 9, 2013 •
Jack Laws brings us a guide SF Bay wildlife just in time for the America’s Cup.
Naturalist’s Notebook: Spring Flowers That Change from Blue to Purple
March 29, 2013 •
John Muir Laws turns his naturalist’s eye and paintbrushes to the hound’s tongue, one of our early spring bloomers.