We’re surrounded by a world of insects that we barely notice. Put on your goggles and get immersed in the riot of colors and ...

Tiny by volcano standards. The Sutter Buttes are 10 miles wide and poke up 2,000 feet. In classic butte fashion, they are ...

With plainfin midshipmen, black-tailed jackrabbits, black-headed grosbeaks, and yellow-faced bumblebees. Life in spring ...

Instinct does play a role in nest-building, but so much more seems to be involved. Entwined with instinct are reason, ...

With a little luck we have all found that person, or group of persons, who are regularly game to join, or plan, our outdoor ...

To the uninformed, they might look like giant puddles left behind by the last winter storm. But the 20 visitors gathered on the lower slopes of Sonoma Mountain on an overcast morning in early March ...

California Forever, under its subsidiary Flannery Associates, has purchased more than one tenth of Solano County's land over the past decade, including this field next to Highway 113. Amir Aziz / Bay ...

Around State Route 37, which runs along the north side of San Pablo Bay, the sea could rise 7 feet by 2100 because of climate change. Amir Aziz / Bay Nature As the Trump administration kills the legal ...

This article has been republished with permission from The Conversation. In 2009 the U.S. Environmental Protection Agency formally declared that greenhouse gas emissions, including from vehicles and ...

The USFWS proposed monarch butterflies for a federal listing in 2024. The butterflies weather the winter months at Bay Area refuges like Natural Bridges State Beach, pictured. Brian Baer / California ...

Orange pore fungus (Favolaschia claudopus) Alan Rockefeller via iNaturalist, CC BY-SA 4.0 On my very first guided mushroom hike at Joaquin Miller Park, 30 long years ago, I was gobsmacked at the idea ...

A northern saw-whet in hand. These owls are extremely secretive and rarely seen in the wild. Tanvi Dutta Gupta / Bay Nature Say what you will about the fall time change, but it does make catching ...