6 photos

Lesser Scaup,
Aythya affinis

Scaup_L_MG_3201

Scaup_L_MG_3201

Scaup_L_MG_3175

Scaup_L_MG_3175

Scaup_L_MG_3216

Scaup_L_MG_3216

Scaup_L_MG_3218

Scaup_L_MG_3218

Scaup_L_45T3082

"Aythya affinis", "Scaup Lesser", Wyoming, "Yellowstone National Park"

Scoup_L_45T4458

"Aythya affinis", "Scaup Lesser", Wyoming, "Yellowstone National Park"