“The time is ripe for biologists to unravel the diversity, ecology, and natural history of land flatworms,” one scientist writes

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“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.
Sightings of coyotes with steely irises are sporadic and rare, so no one is sure how many individuals there are in the park or if their population is increasing or decreasing.
It is now a given that the health of an ecosystem can be measured by the abundance and diversity of the native organisms able to survive and thrive there – i.e., its level of biodiversity. The concept has now even … Read more
A reader finds a dead small mammal. Is it a mole? A shrew? A shrew mole?
The Argentine ant is likely the most successful invasive species in California. But a 30-year dataset from Jasper Ridge Biological Preserve suggests they’re not invincible.
An illustrated guide to nature to look for in spring 2022.
A year of exceptional drama in the lives of Cal’s peregrine falcons continues.