Join us on January 18 for a day of memories, music, and mementos honoring the life and legacy of Claude, San Francisco’s ...

Learn about our charismatic African penguin colony from an Academy biologist. Daily, 10:30 a.m. and 3 p.m.

We lost our dear Claude a week ago, and there are still no words. Luckily, there are plenty of pictures. Enjoy.

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SAN FRANCISCO, CA (December 2, 2025) — It is with a heavy heart that we share the news that Claude, our beloved albino alligator, has passed away at the age of 30. Claude was an iconic California ...

SAN FRANCISCO, CA (August 15, 2022) — California now has two new scorpions on its list of species, thanks to the efforts of two keen-eyed high school students from the Bay Area and the California ...

McGuire and his Berkeley colleague, Robert Dudley, published a paper last week on the extreme evolution of hummingbirds. It’s an amazing tale that takes the small birds from one continent to another ...

SAN FRANCISCO, CA (July 12, 2023) — In a paper published today in Nature, researchers from the California Academy of Sciences, University of São Paulo, University of Oxford, University of Exeter, and ...

SAN FRANCISCO, CA (December 16, 2021) — In 2021, researchers at the California Academy of Sciences added 70 new plant and animal species to the tree of life, enriching our understanding of Earth’s ...

SAN FRANCISCO, CA (February 18, 2025) — Academy researchers and partners made the first discovery of both a new genus and species of plant in a U.S. national park in nearly 50 years. The ...

Says lead author Camilo Mora of the University of Hawaii and Dalhousie University in Halifax, Canada: “The question of how many species exist has intrigued scientists for centuries and the answer, ...

In this new study, however, the researchers took a more detailed look at both adults and juveniles of the multicolored marvel, measuring and counting various features, such as the color of adult males ...