Peter Burke:
Snowy Owl
Peter Burke:
White-tailed Ptarmigan
Peter Burke:
Sandhill Crane
Peter Burke:
Common Yellowthroat
Peter Burke:
Queen Butterfly
Peter Burke:
Common Clearwing Moth (Hemaris thysbe)
Peter Burke:
Atlantic Puffin
Peter Burke:
American Bison
Peter Burke:
Hermit Thrush
Peter Burke:
Bull Elk
Peter Burke:
Bald Eagle
Peter Burke:
Grand Prismatic Spring
Peter Burke:
The Flatirons