USFWS Pacific Southwest Region: Black-necked stilts at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Ducks and geese at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: A view of the Senator Duck Club field
USFWS Pacific Southwest Region: Senator Duck Club field
USFWS Pacific Southwest Region: Coyote at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Water bird and a coyote at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Water birds including egrets at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Black-necked stilt at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Water birds including egrets at Sacramento National Wildlife Refuge
USFWS Pacific Southwest Region: Snow Geese and Ross's Geese
USFWS Pacific Southwest Region: Western pond turtle
USFWS Pacific Southwest Region: Red shouldered hawk
USFWS Pacific Southwest Region: California ground squirrel
USFWS Pacific Southwest Region: Black-tailed jackrabbit
USFWS Pacific Southwest Region: Western pond turtle
USFWS Pacific Southwest Region: Red-shouldered hawk
USFWS Pacific Southwest Region: A leaf cutter bee collected for sampling during bee surveys
USFWS Pacific Southwest Region: A pebble bee during non-lethal bee surveys at Sacramento River NWR
USFWS Pacific Southwest Region: Therese Burns, USFWS biologist and Nevin Cullen, USDA Agricultural Research Survey conduct non-lethal bee surveys
USFWS Pacific Southwest Region: Native bee surveys at Sacramento River National Wildlife Refuge
USFWS Pacific Southwest Region: Native bee surveys at Sacramento River National Wildlife Refuge