USFWS Pacific Southwest Region: Samantha Marcum, monarch butterfly conservation coordinator for the U.S. Fish and Wildlife Service's Pacific Southwest Region, looks through binoculars for monarch butterflies.
USFWS Pacific Southwest Region: Monarch butterflies at overwintering ground in Santa Cruz, California.
USFWS Pacific Southwest Region: Bill Henry, director of Groundswell Coastal Ecology, and Emma Pelton, conservation biologist with The Xerces Society for Invertebrate Conservation, discuss data.
USFWS Pacific Southwest Region: The monarch butterfly overwintering site at Lighthouse Field State Beach.
USFWS Pacific Southwest Region: A monarch butterfly at Lighthouse Field State Beach in Santa Cruz, California.
USFWS Pacific Southwest Region: Monarch butterflies at overwintering ground in Santa Cruz, California.