International snow leopard day

Fri · Oct 23·8:30 AM – 4:30 PM·San Francisco, CA (Farallon Islands)

Eight‑hour naturalist‑led whale watching expedition sails from San Francisco under the Golden Gate Bridge to the Farallon Islands, featuring an expert naturalist, $320 per person, ages 13+.

Fri · Oct 23·9 AM – 12 PM·Presidio Trust · San Francisco

Volunteer with Presidio Forest Stewards at the Presidio Trust.

Fri · Oct 23·3 PM – 3:30 PM·Presidio Trust · San Francisco

Park Ranger Campfire Talks at Presidio Trust.

Fri · Oct 23·Presidio of San Francisco. Specific meeting location will be listed in the registration confirmation email.

Volunteer planting, weeding, and mulching young trees in the Presidio’s reforestation areas while learning urban forestry and arboriculture.

Sat · Oct 24·9 AM · 10:15 AM · 11:30 AM·INDIA BASIN WATERFRONT PARK · San Francisco

Self‑guided tandem kayak paddles at India Basin Waterfront Park, rental includes one kayak for up to two participants, with personal flotation devices provided, ages 8 and up.

Sat · Oct 24·9 AM – 12 PM·Presidio Trust · San Francisco

Presidio Habitat Stewards at Presidio Trust in San Francisco.

Sat · Oct 24·11 AM·San Francisco Zoo & Gardens, Sloat Blvd at The Great Highway, San Francisco, CA 94132

Wolf Canyon at San Francisco Zoo offers insight into the zoo’s recent role in Mexican grey wolf conservation.

Sun · Oct 25·9 AM – 11 AM·San Francisco Zoo & Gardens, Sloat Blvd at The Great Highway, San Francisco, CA 94132

In the zoo’s Service Yard waiting room, vets and techs check a child’s teddy bear after a nutrition center tour and poop briefing, plushie per child, ages 3–13.

Fri · Oct 30·11 AM·San Francisco Zoo & Gardens, Sloat Blvd at The Great Highway, San Francisco, CA 94132

World Lemur Day at San Francisco Zoo showcases lemurs and offers conservation information.