Bill Walker: Common Loon
Bill Walker: How to photograph Red-necked Grebes
Bill Walker: Red-necked Grebes
Bill Walker: Bill Walker for Governor
Bill Walker: Black-capped Chickadee
Bill Walker: Common Redpoll
Bill Walker: Northern Waterthrush
Bill Walker: Yellow Warbler
Bill Walker: Alaskan Tundra
Bill Walker: Ermine
Bill Walker: Long-tailed Jaeger
Bill Walker: Glaucous Gull
Bill Walker: Moments after sighting the Bristle-thighed Curlew
Bill Walker: Willow Ptarmigan
Bill Walker: Spotted Sandpiper displaying
Bill Walker: Dunlin
Bill Walker: Safety Checkpoint Roadhouse
Bill Walker: Short-eared Owl v. Long-tailed Jaeger
Bill Walker: Short-eared Owl
Bill Walker: Bar-tailed Godwit
Bill Walker: Bar-tailed Godwit J9
Bill Walker: Bar-tailed Godwit
Bill Walker: Floating Ice
Bill Walker: Rock Ptarmigan
Bill Walker: Musk Ox
Bill Walker: Musk Ox
Bill Walker: Reindeer
Bill Walker: Teller, AK
Bill Walker: Rock Ptarmigan