Cal Academy opens at 9:30 a.m. Mon.–Sat. and 11 a.m. Sun. 10:15 a.m. Learn about animals' senses—including your own!—through this interactive Sensory Storytime. Daily, 10:15 a.m. 10:30 a.m. Learn ...

Welcome to the 2026 Lepidoptera Course! Course Schedule now available here ________________________________________ Guide to the Arizona Moth Families Bettman ...

From albino axolotls to rainbow-colored beetles, experience the full spectrum of animal awesomeness this summer.

Multisensory journey transports guests through six of Earth’s most awe-inspiring ecosystems.

Each of the winning images in the BigPicture: Natural World Photography exhibition enshrines a fleeting moment on Earth that might otherwise escape our attention. Visit the exhibition at the Academy ...

Sea slugs are spectacular tidepool treasures—and we need your help finding them! This May, share your sea slug observations during the Sea Slug Search to help fill data gaps and deepen our ...

SAN FRANCISCO, CA (February 25, 2025) — A new study of coyote movement patterns published today in Ecology Letters challenges previous research that suggests ecological landscape features—like the ...

“The Forest Of The Monarchs,” a photo of the Monarch Butterfly Biosphere Reserve in Michoacán, Mexico, taken by National Geographic Explorer Jaime Rojo won the 2024 BigPicture Grand Prize.

Sea star wasting disease decimated sea star populations along the entire West Coast between 2013 and 2014, hitting sunflower sea stars (Pycnopodia helianthoides), giant pink sea stars (Pisaster ...

Harriet Exline Frizzell was born in Walla Walla, Washington, on May 8, 1909. In 1930, she graduated from Reed College with her BS in biology, then earned an MS in zoology from the University of ...

“Most frog biologists do everything in the dark,” says Rayna Bell. This is more of a necessity than a preference, thanks to the nocturnal dispositions of the amphibians she studies. Whether she’s ...