anser caerulescens atlantica | | USA: Back Bay National Wildlife Refuge | | 281494487 |
anser caerulescens atlantica | | USA: Back Bay National Wildlife Refuge | | 281494485 |
anser caerulescens atlantica | | USA: Back Bay National Wildlife Refuge | | 281494483 |
anser caerulescens atlantica | | USA: Virginia | | 146230470 |