USGS scientist Dede Goldberg swabs a pintail duck for avian influenza at Monte Vista National Wildlife Refuge in Colorado.
Location: Monte Vista National Wildlife Refuge, CO, USA
Photo courtesy: US Geological Survey
Duck_Swab_USFWS
USGS scientist Dede Goldberg swabs a pintail duck for avian influenza at Monte Vista National Wildlife Refuge in Colorado.
Location: Monte Vista National Wildlife Refuge, CO, USA
Photo courtesy: US Geological Survey