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Monarch butterfly resting on fennel, at the Pismo Butterfly Grove, California Monarchs are protected from the effects of land development , tourism in the 270 California state parks . The activities of visitors to the parks are regulated to include the prohibition of molesting, hunting , disturbing, harming, feeding, touching, teasing, injuring ...
The butterfly's Western population has plummeted more than 95% since the 1980s, when up to 4 million butterflies were estimated to spend winter in California, according to the California ...
Asclepias californica is an important monarch butterfly caterpillar host plant, and chrysalis habitat plant. The cardiac glycosides caterpillars ingest from the plant are retained in the butterfly, making it unpalatable to predators. [4] Asclepias californica attracts a wide variety of pollinators including bees and other butterfly species. Its ...
Monarch butterflies are known for their legendary migration routes, which they travel twice a year, in the fall and spring. Many schoolchildren have watched in wonder as large orange and black ...
The Monarch Grove Sanctuary is an urban nature preserve in Pacific Grove, California. It protects the monarch butterflies that winter in Pacific Grove arriving in October. It is maintained by a volunteer crew. [2] About 12–16,000 butterflies stayed at the sanctuary during the 2022-23 winter, making it the fourth largest of its type in ...
A monarch butterfly feeding on milkweed. (Shutterstock) The U.S. Fish and Wildlife Service is pushing for added protections for the monarch butterfly after seeing a population decline of about 80%.
Monarch butterfly caterpillar D. p. plexippus Piedra Herrada, Mexico. The monarch butterfly or simply monarch (Danaus plexippus) is a milkweed butterfly (subfamily Danainae) in the family Nymphalidae. [6] Other common names, depending on region, include milkweed, common tiger, wanderer, and black-veined brown. [7]
The number of western monarch butterflies overwintering in California dropped by 30% last year, likely due to how wet it was, researchers said Tuesday. Volunteers who visited sites in California ...