Telea Polyphemus Larva, About 4 Weeks Old, Molting Sequence 1, #12, Tesuque, New Mexico, August 1960

Osprey, Penobscot Bay, Maine, July 1974

Osprey, Penobscot Bay, Maine, July 1974

Osprey, Penobscot Bay, Maine, July 1974

Telea polyphemus Larva, About 4 Weeks Old, Molting Sequence 1-Grooming, #17, Tesuque, New Mexico, August 1960

Telea polyphemus Larva, About 6 Weeks Old, Cocoon Spinning Sequence 4, #50, Tesuque, New Mexico, September 1960

Osprey, Penobscot Bay, Maine, July 1974

Audubon's Hermit Thrush

Osprey, Penobscot Bay, Maine, July 1974

Golden-Mantled Squirrel

Willets, Barrier Islands, North Carolina, August 1978

Telea polyphemus, Wing Expansion, Sequence 6, #20, Male, Tesuque, New Mexico, August 1961

Telea polyphemus Larva Feeding, About 5 Weeks Old, Tesuque, New Mexico, August 1960

Opossum, Everglades National Park, Florida, March 8, 1954

Bandstand, Aspen, Colorado, August 27, 1950

Long-horned Grasshopper

Shacks, Eureka, Colorado, August 4, 1958

Mill Machinery, Old Hundred Mill, Cunningham Creek, Colorado, August 8, 1958

Weeds and Window, Ashcroft (Aspen), Colorado, September 27, 1951

Jail, Detail, Animas Forks, Colorado, August 10, 1958