Alan Cressler:
Alces alces, Kawuneeche Valley, Rocky Mountain National Park, Grand County, Colorado 1
Alan Cressler:
Antilocapra american, Dry Wash, BLM Lands, Emery County, Utah 2
Alan Cressler:
Antilocapra american, Dry Wash, BLM Lands, Emery County, Utah 4
Alan Cressler:
Antilocapra americana, Cottonwood Creek Valley, Hot Springs County, Wyoming 1
Alan Cressler:
Antilocapra americana, Cottonwood Creek Valley, Hot Springs County, Wyoming 2
Alan Cressler:
Antilocapra americana, near Great Falls, Cascade County, Montana 1
Alan Cressler:
Arctocephalus forsteri, Turakirae Head, Palliser Bay, Turakirae Head Scientific Reserve, Lower Hutt District, Wellington, New Zealand 3
Alan Cressler:
Arctocephalus forsteri, Turakirae Head, Palliser Bay, Turakirae Head Scientific Reserve, Lower Hutt District, Wellington, New Zealand 4
Alan Cressler:
Arctocephalus forsteri, Turakirae Head, Palliser Bay, Turakirae Head Scientific Reserve, Lower Hutt District, Wellington, New Zealand 5
Alan Cressler:
Arctocephalus forsteri, Turakirae Head, Palliser Bay, Turakirae Head Scientific Reserve, Lower Hutt District, Wellington, New Zealand 6
Alan Cressler:
Arctocephalus forsteri, Turakirae Head, Palliser Bay, Turakirae Head Scientific Reserve, Lower Hutt District, Wellington, New Zealand 7
Alan Cressler:
Artibeus jamaicensis, Cavernas Aguas Buenas, Municipio de Aguas Buenas, Puerto Rico 1
Alan Cressler:
Artibeus jamaicensis, Cavernas Aguas Buenas, Municipio de Aguas Buenas, Puerto Rico 2
Alan Cressler:
Bat Skull in Guano, Deer Cave, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Bison bison, Churning Caldron, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 1
Alan Cressler:
Bison bison, Churning Caldron, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 2
Alan Cressler:
Bison bison, Churning Caldron, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 3
Alan Cressler:
Bison bison, Churning Caldron, Mud Volcano Trail, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 1
Alan Cressler:
Bison bison, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 1
Alan Cressler:
Bison bison, Mud Volcano Group, Yellowstone National Park, Teton County, Wyoming 2
Alan Cressler:
Bos taurus, grazing, Doran Cove, Jackson County, Alabama 1
Alan Cressler:
Cervus canadensis (male), Oconaluftee Herd, Great Smoky Mountains National Park, Swain County, North Carolina 1
Alan Cressler:
Cervus canadensis, Hoh Rain Forest, Hoh River Valley, Olympic National Park, Jefferson County, Washington 2
Alan Cressler:
Cervus canadensis, Hoh Rain Forest, Hoh River Valley, Olympic National Park, Jefferson County, Washington 3
Alan Cressler:
Cervus canadensis, males, Rocky Mountain National Park, Larimer County, Colorado 1
Alan Cressler:
Cervus canadensis, males, Rocky Mountain National Park, Larimer County, Colorado 2
Alan Cressler:
Chaerephon plicatus, Bat Flight, Deer Cave, Gunung Mulu National Park, Sarawak, Malaysia 2
Alan Cressler:
Chaerephon plicatus, Deer Cave, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Chaerephon plicatus, Deer Cave, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 2
Alan Cressler:
Cheiromeles torquatus, Deer Cave, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
