At almost every stage of life, the butterflies are threatened by climate change, habitat degradation, and increased use of neonicotinoid pesticides. At the same time, monarchs flourished in habitats that people made particularly habitable.
Bay Nature’s illustrated almanac for summer 2022.
Snakes, frogs, eagles and owls thrive next to the planes at Bay Area airports.
Behind the scenes of a frenetic, 13-hour birding challenge.
Large carcasses can’t just be wiped up. What are the other options?
It took decades of work to prepare for this spring’s Northern California condor restoration on Yurok Tribal land.
“The time is ripe for biologists to unravel the diversity, ecology, and natural history of land flatworms,” one scientist writes
Erica Spotswood, the science director of the San Francisco Estuary Institute’s Urban Nature Lab, got her dissertation studying seed dispersal on the French Polynesian islands of Tahiti and Moorea. A kind of low-growing fruit tree named Miconia calvescens had arrived … Read more
Cape Horn is a concrete and earth-filled dam on the upper Eel River in Mendocino County. About 140 miles north of San Francisco, the dam was built in 1907 and blocks the waters of the Eel to form the Van … Read more
Newts carry enough toxin to kill a dozen people. Yet in the Bay Area garter snakes feast on them without harm.