USFWS Pacific Southwest Region: Western monarch roosting in Ellwood Mesa.
USFWS Pacific Southwest Region: High school student Lauren Magdaleno providing Service biologist Michael Glenn weather measurements with the Kestrel weather meter.
USFWS Pacific Southwest Region: Fillmore high school students Jackie Chavez and Lauren Magdaleno taking count of Monarchs hanging from Eucalyptus trees in Ellwood Mesa, Goleta, Calif
USFWS Pacific Southwest Region: Service biologist, Karen Sinclair identifying sex of deceased Western monarch butterfly