Prairie burning, seen from a distance, smoke rising.
Banding crew examining duck's vent for signs of disease.
Nest dragging crew using ATV, North Dakota.
Ducks Unlimited biologist Jennifer Kross "candles" an egg to check for embryo development; North Dakota.
Ducks Unlimited biologist Jennifer Kross "candles" an egg to check for embryo development; North Dakota.
Nesting gadwall hen flushes while DU field crew enters data onto sheets and into GPS.
Ducks Unlimited field crew member candles an egg; North Dakota.
Preserved swab samples from wild duck, checking for Avian Flu in waterfowl.
Swabbing the mouth of a wild duck checking for Avian Flu in waterfowl.
WI DNR employee swabbing wild, hunter-taken duck, during sampling for Avian Flu in waterfowl.
Leg band being applied to mallard hen, Agassiz NWR, MN.
Margaret Anderson, Refuge Manager, Agassiz NWR, examing a mallard prior to leg banding.
USFWS employees placing trapped ducks into cage prior to banding.
Cannon net being launched over ducks at banding site Agassiz NWR.
Controlled burn to restore habitat, Agassiz NWR, MN.
DU employee candles a duck egg to check development.