• The Aquatic World of Penguins – Biology of Fish-Birds

    Centuries ago, when penguins were first encountered by European explorers, they were not thought to be birds but rather a fish-like relative. Subsequent accumulation of knowledge has shown penguins to be an avian species with unrivaled aquatic attributes owing to a number of evolutionary adaptations. David Ainley will introduce us to the incredible aquatic nature of these creatures, highlighting the foraging ecology and marine lives of penguins.
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  • Spring Residents at Olompali State Park – Novato

    Species we hope to see might be, Ash-throated Flycatcher, Hooded Oriole, Cassin's Viero, Hutton's Viero, Western Warbling Vireo, Western Tanager, Black-headed Grosbeak, a calling Pileated Woodpecker and resident species.
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  • De Silva Island Heron Colony

    De Silva Island is home to a long-established colony of Great Blue Herons, residing in a grove of eucalyptus trees on the banks of Belloch's Lagoon (Strawberry Cove) in Richardson Bay. In recent years Great Egrets and Double Crested Cormorants (colonial nesting species) have moved into this fine breeding site.
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