Birding at Marsh Creek

Thu · Oct 29·9 AM·Marsh Creek Regional Trail (Oakley): Cypress Staging Area

Guided naturalist walk at Marsh Creek Regional Trail Cypress Staging Area showcases local bird biodiversity for novice and seasoned birders, free drop‑in, adult participation required, all ages.

Thu · Oct 29·6 PM·Big Break, Oakley

Friends gather on Big Break’s patio for mocktails, hors d'oeuvres, an art project, then stroll the park, for ages 18 and up.

Thu · Oct 29·10:15 AM – 10:45 AM·Brentwood Library, In the Library Community Room, accessible from the picture book area., Brentwood

High‑energy songs and stories prepare kids for reading in the Library Community Room, accessible from the picture‑book area. Free, ages 5 and under.

Thu · Oct 29·11:15 AM – 11:45 AM·Brentwood Library, In the Library Community Room, accessible from the picture book area. , Brentwood

Fun books and fingerplays prepare preschoolers for school in the Library Community Room at Brentwood Library; free ticket required, ticket giveaway starts at 11, for ages 3–5.

Sun · Nov 1·Big Break (Oakley): Big Break Visitor Center at the Delta

Explore seasonal wetland changes on a 0.5‑2‑mile walk at Big Break Visitor Center; bring water, wear shoes, free, adult participation required, ages 5 and up.

Mon · Nov 2·Big Break (Oakley): Big Break Visitor Center at the Delta

Nature activities for toddlers at the Big Break Visitor Center, offering fall fun or winter warmth in a drop‑in program, free, for ages 5 and under.

Thu · Oct 29·9 AM·Sapp Center for Science Teaching and Learning, 376 Lomita Dr, Stanford, CA 94305 · Palo Alto

Featured book display at the Science Library examines legendary monsters versus verified natural history, separating facts from folklore and hoaxes.

Fri · Oct 23·10 AM·Crown Beach, Alameda

Contribute to a community altar at Doug Siden Visitor Center, Crab Cove, by gluing a photo in a paper frame or writing a name on a butterfly.

Sat · Oct 24·8:30 AM·East Bay Regional Parks District

Field training at Monarch Bay Golf Course teaches volunteers to count overwintering monarchs as community scientists after completing Xerces Society’s virtual session, for ages 18 and up.