# California Sister (*Adelpha californica*) The California Sister is a beautiful butterfly with striking orange and black wings. They love to flutter around in sunny spots, making them a delightful sight in nature. - **Category:** [Insects](https://www.snappit.app/explore/categories/insect) - **Rarity:** Common - **Danger:** 1/5 · Very low - **Snaps:** 9 - **Habitat:** Forests ![California Sister](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Adelpha_californica-1.jpg&width=800) Photo: Eugene Zelenko, CC BY-SA 4.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Adelpha_californica-1.jpg) ## Appearance The California Sister has dark brown to black wings with a striking wide orange band across the forewings. Near the wingtips, iridescent blue-purple spots add a vibrant contrast. Its underside features an intricate pattern of white, black, and orange that aids in camouflage. ## Taxonomy - **Kingdom:** Animalia - **Phylum:** Arthropoda - **Class:** Insecta - **Order:** Lepidoptera - **Family:** Nymphalidae - **Genus:** Limenitis ## Interesting facts - Caterpillars of the California Sister eat oak leaves, but the adults only drink liquids! - Its wings shimmer with an amazing iridescent blue, visible only from certain angles! - They use their feet to taste leaves before deciding where to lay their eggs! - This butterfly's name comes from the nun-like habit or 'sister' appearance of its wing patterns! ## Special abilities - **Tree Trunk Camouflage:** California Sister can hide on tree bark because its wing undersides mimic the dappled light and dark patterns of trunks. - **Nectar Sipper:** California Sister can sip sweet flower nectar using a long, coiled proboscis that helps them reach deep inside blossoms. - **Oak Leaf Eater:** Larvae can eat oak leaves, storing chemicals that make them unpalatable to some predators. ## Measurements & details - **Wingspan:** 57-73 mm - **Size:** 20-30 mm - **Lifespan:** 10-25 days - **Flight Speed:** 10-20 km/h - **Leg Count:** 6 ## Diet & Feeding Adults sip tree sap and flower nectar; caterpillars munch on oak leaves for growth. - **Age differences:** Larvae eat oak leaves, while adults only drink liquids like tree sap and nectar. - **Primary Foods:** Tree sap, Flower nectar, Rotting fruit, Oak leaves - **Foraging Method:** Foraging ## Ecological connections - **Eats:** [Coast Live Oak](https://www.snappit.app/explore/coast-live-oak) (*Quercus agrifolia*) — Larvae feed on leaves for growth. - **Eaten by:** [Steller's Jay](https://www.snappit.app/explore/stellers-jay) (*Cyanocitta stelleri*) — Birds like jays prey on adult butterflies. - **Pollinates:** [California Buckwheat](https://www.snappit.app/explore/california-buckwheat) (*Eriogonum fasciculatum*) — Visits flowers for nectar, aiding plant reproduction. ## Traits - [Solitary](https://www.snappit.app/explore/traits/solitary): Solitary animals live alone for most of their lives, only interacting with others for mating or parental care. - [Colorful](https://www.snappit.app/explore/traits/colorful): Colorful describes organisms or objects displaying a wide range of bright and distinct colors. - [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material. - [Pollinator Magnet](https://www.snappit.app/explore/traits/pollinator-magnet): Describes plants that are particularly attractive and beneficial to a wide range of pollinating organisms. - [Forest](https://www.snappit.app/explore/traits/forest): Forest habitats are terrestrial environments dominated by dense tree cover, supporting a high diversity of plant and animal life. - [Diurnal](https://www.snappit.app/explore/traits/diurnal): Diurnal animals are primarily active during daylight hours, typically resting or sleeping at night. - [Pollinator](https://www.snappit.app/explore/traits/pollinator): Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants. ## Collections - [Insects](https://www.snappit.app/explore/collections/insects) ## Safety **Danger:** 1/5 · Very low Always watch butterflies from a distance so they feel safe and can fly freely. ## Frequently Asked Questions ### How to identify California Sister? Compare the wing outline, spots, bands, eyespots and wing edges. The underside can look completely different from the top. Check for tails, the antennae and where the markings sit instead of relying on color alone. Butterfly Identifier: upload a photo and compare the visible details. ### What is California Sister's wingspan? 57-73 mm ### How big is California Sister? 20-30 mm ### How long does California Sister live? 10-25 days ### How fast can California Sister fly? 10-20 km/h ### What does California Sister eat? Adults sip tree sap and flower nectar; caterpillars munch on oak leaves for growth. ### Where is California Sister usually found? Forests ### How does California Sister hunt? Foraging ## Where to spot - [Regional Parks Botanic Garden](https://www.snappit.app/guides/places/regional-parks-botanic-garden) — California, US · Botanical Garden - [Atwell Mill Grove](https://www.snappit.app/guides/places/atwell-mill-grove) — California, US · Forest - [Campo de Cahuenga](https://www.snappit.app/guides/places/campo-de-cahuenga) — California, US · Historic District - [El Sereno Open Space](https://www.snappit.app/guides/places/el-sereno-open-space) — California, US · Park - [Marshall Gold Discovery State Historic Park](https://www.snappit.app/guides/places/marshall-gold-discovery-state-historic-park) — California, US · State Park - [Oregon Caves National Monument and Preserve](https://www.snappit.app/guides/places/oregon-caves-national-monument-and-preserve) — Oregon, US · National Park [View all places to see California Sister](https://www.snappit.app/guides/where-to-see/california-sister) ## More Insects - [Common Eastern Bumble Bee](https://www.snappit.app/explore/common-eastern-bumble-bee) (*Bombus impatiens*) - [Spotted Lanternfly](https://www.snappit.app/explore/spotted-lanternfly) (*Lycorma delicatula*) - [Brown-belted Bumble Bee](https://www.snappit.app/explore/brown-belted-bumble-bee) (*Bombus griseocollis*) - [Eastern Carpenter Bee](https://www.snappit.app/explore/eastern-carpenter-bee) (*Xylocopa virginica*) --- Source: [California Sister: Facts & Places to See — Snappit](https://www.snappit.app/explore/california-sister)