
Recent high-school graduate Zane Moore is sitting — or rather towering — with the masters of tall tree finders. This summer Moore, 18, embarked on a mission to measure and record the locations of some of the tallest trees in the world: the coastal redwoods of the Santa Cruz Mountains. After traipsing day in and…

After years working in office buildings, marketing executive Corinne DeBra was ready to get outside – and get outside she did! In 2009 she launched a walk around the entire perimeter of San Francisco Bay – logging 1,000 miles. Two years later, she decided to do it again.

San Francisco residents are well-acquainted with the seagulls and pigeons in their midst. Take a closer at the green spaces amid the cityscape and you’ll notice one of most beautifully understated wild residents: the swallowtail butterfly.

It may be hard to believe, but poison oak is not the bogeyman of the forest. As a California native plant, many an animal has sought nourishment or shelter in its “leaves of three,” immune to the toxic oil that plagues humans. This versatile plant, a member of the cashew family, may never get over…

From afar, this windswept island in the middle of the San Francisco Bay appears so rugged that you’d expect to find only century plans and eucalyptus. But Alcatraz is alive with color.

The San Francisco Bay Bird Observatory has been netting and examining birds along Coyote Creek near San Jose since 1982.