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Common name: Bull thistle Scientific name: Cirsium vulgare Plant family: Asteraceae Origin: Europe, California non-native/invasive Duration: Annual/biennial Flower color: Purple Plant type: Herb

Common name: Bristly goldenaster Scientific name: Heterotheca sessiliflora ssp. echioides Plant family: Asteraceae Origin: California native Duration: Perennial Flower color: Yellow Plant type: Herb Habitat: Grasslands Light: Full sun to part shade

Save Mount Diablo–Lindsay Wildlife Experience Collaboration Save Mount Diablo (SMD) partnered with Lindsay Wildlife Experience to release eight California ground squirrels into the wildlands east of Mount Diablo. A week…

Amanda Robin, a PhD student in ecology and evolutionary biology at UCLA, received a 2019 Mary Bowerman Science and Research Program grant to study squirrels, their burrows, and their behavior…

On December 12, people packed the Tamalpais Room at the David Brower Center in Berkeley to hear researchers present their fascinating results about the natural history of the Diablo Range.…

After the Morgan Fire in September of 2013, UC Berkeley Entomology Professor Kip Will and his team of students began investigating how certain insects were affected. They started monthly sampling…

American kestrel (Falco sparverius) populations have steadily and drastically declined across North America. Coastal California kestrels have declined by 69 percent since 1968 according to The Peregrine Fund’s American Kestrel Partnership.…

The California Floristic Province is an extremely diverse region, harboring 52 of the 100 scorpion species found within North America. Currently, three species of scorpion live in the same area…

Even tiny streams that only have water for a few months out of the year can be home to dozens of species of aquatic insects with fascinating adaptations and life cycles.…

Bats Help People, So People Need to Help Bats Did you know that 20 percent of the world’s mammals are bats? It’s true! The 1,408 species of bats currently known…