Find Nature In California

Additional Wildlife of California

To flesh out your understanding of the region’s natural history, here is a breakdown of the specific taxa you can expect to encounter in the Golden State.

Birds (Avifauna) The California Condor is the conservation flagship. Once down to only 22 individuals in the 1980s, they now fly free over the Big Sur coast and Pinnacles National Park. With a 9.5-foot wingspan, they are prehistoric scavengers that rely on thermal columns to soar. The Wrentit is a humble chaparral bird that is virtually endemic to the state; it is the only species in the New World belonging to the babbler family, its bouncing-ball song defining the sound of the coastal scrub.

Mammals The Southern Sea Otter is the classic keystone species. By preying on purple sea urchins, they prevent the urchins from clear-cutting the kelp forests. Without otters, the coast creates “urchin barrens”—underwater wastelands devoid of life. The Tule Elk is a subspecies endemic to California; once thought extinct, a single breeding pair discovered in the 1870s allowed for a recovery that now sees herds in Point Reyes and the Owens Valley.

Insects The Western Monarch population is distinct from the eastern migration; rather than going to Mexico, these butterflies overwinter in groves of Eucalyptus and Pine along the California coast (like Pismo Beach and Santa Cruz). The El Segundo Blue Butterfly is a federally endangered species that lives on less than a few square miles of sand dunes near LAX airport, relying entirely on a single species of buckwheat.

Plants The California Poppy is the state flower, famous for the “Superblooms” that can be seen from space after wet winters. It is a “nyctinastic” plant, closing its petals at night or on cloudy days. The Bristlecone Pine in the White Mountains (Inyo County) includes “Methuselah,” a tree over 4,800 years old, living in dry, alkaline dolomite soil that eliminates competition from other plants.

Fungi The Candy Cap (Lactarius rubidus) is a small, burnt-orange mushroom found in oak and pine woodlands that smells intensely of maple syrup when dried, often used in desserts. The Lion’s Mane is also common here on coastal live oaks. California is also the site of the “Humongous Fungus” competition’s runner-up, but notably, it hosts the Bioluminescent Jack O’Lantern mushroom in its deep, dark canyons.

California Biodiversity Profile

California is not just a state; it is a Biodiversity Hotspot, one of only ~36 recognized globally. This status is due to the California Floristic Province, a region of Mediterranean climate (wet winters, dry summers) that has driven high rates of speciation and endemism.

The state is defined by its edges. To the west, the cold California Current drives massive upwelling, bringing nutrient-rich deep water to the surface. This supports the Giant Kelp Forests, towering underwater cathedrals that grow up to two feet a day and serve as the nursery for the North Pacific Ocean. On land, the immediate coast is the realm of the Coast Redwood, the tallest trees on Earth, which survive the summer drought by stripping moisture directly from the coastal fog bank.

Inland lies the Central Valley, once a Serengeti-like expanse of wetlands and grasslands hosting millions of elk and antelope, now the most productive agricultural region in the world. East of the valley rises the Sierra Nevada, a 400-mile granite spine. This “Range of Light” traps the Pacific moisture, creating a massive snowpack that feeds the state’s rivers. It is home to the Giant Sequoia, the most massive (by volume) trees on Earth, which require fire to open their serotinous cones.

To the south and east, the rain shadow creates the deserts. The Mojave is a high desert famous for the Joshua Tree, while the Colorado Desert (a subdivision of the Sonoran) is lower and hotter. The state also contains the Channel Islands, often called the “Galapagos of North America,” where isolation has created dwarf foxes and unique scrub jays found nowhere else.