Eric Heisey:
Olympic Gull (Larus occidentalis x glaucescens)
Eric Heisey:
Totally Photobombed!!!
Eric Heisey:
Putative 1CY Cook's Inlet Gull (Larus argentatus x glaucescens)
Eric Heisey:
Putative 1CY Cook's Inlet Gull (Larus argentatus x glaucescens)
Eric Heisey:
2CY Thayer's Gull (Larus glaucoides thayeri)
Eric Heisey:
Cook's Inlet Gull (Larus argentatus x glaucescens) Primary Pattern
Eric Heisey:
Cook's Inlet Gull (Larus argentatus x glaucescens)
Eric Heisey:
Glaucous-winged Gull (Larus glaucescens)
Eric Heisey:
Olympic Gull (Larus occidentalis x glaucescens)
Eric Heisey:
Herring Gull (Larus argentatus)
Eric Heisey:
Kumlien's Gull (Larus glaucoides kumlienii)
Eric Heisey:
Brant (Branta bernicla hrota) and Herring Gull (Larus argentatus)
Eric Heisey:
2CY Kumlien's Gull (Larus glacoides kumlieni)
Eric Heisey:
3CY Kumlien's Gull (Larus glacoides kumlieni)
Eric Heisey:
1CY Kumlien's Gull (Larus glacoides kumlieni)
Eric Heisey:
Glaucous Gull (Larus hyperboreus)