Yva Momatiuk & John Eastcott / Minden / Calcium tufa formations, Mono Lake, California

Yva Momatiuk & John Eastcott / Minden / Atlantic Puffin (Fratercula arctica), Latrabjarg, Westfjords, Iceland

Yva Momatiuk & John Eastcott / Cheetah (Acinonyx jubatus) portrait of adult female, resting but alert, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Cheetah (Acinonyx jubatus) adult female, with her cubs resting on termite mound, evening, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Barn Owl (Tyto alba) portrait against blue sky in desert, spring, Arizona-Sonora Desert Museum, Arizona

Yva Momatiuk & John Eastcott / Minden / Great Horned Owl (Bubo virginianus) pair on calcium tufa formation, Mono Lake, California

Yva Momatiuk & John Eastcott / Calcium tufa formations, Mono Lake, California

Yva Momatiuk & John Eastcott / Minden / Mule Deer (Odocoileus hemionus) doe, Theodore Roosevelt National Park, North Dakota

Yva Momatiuk & John Eastcott / Hippopotamus (Hippopotamus amphibius) male and sub-adults in waterhole covered by aquatic vegatation, Kruger National Park, South Africa

Yva Momatiuk & John Eastcott / Prairie Vole (Microtus ochrogaster) pair in prairie in summer, Indiana

Yva Momatiuk & John Eastcott / American Bison (Bison bison) herd near river, Yellowstone National Park, Wyoming

Yva Momatiuk & John Eastcott / Grizzly Bear (Ursus arctos horribilis) spring cub male and mother resting, Katmai National Park, Alaska

Yva Momatiuk & John Eastcott / Cheetah (Acinonyx jubatus) adult female with cub after making a kill and letting cubs eat, she rests with one cub snuggled near, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Spanish Mustang (Equus caballus) young bachelor studs interact and graze together, northern Wyoming

Yva Momatiuk & John Eastcott / Hippopotamus (Hippopotamus amphibius) sub-adult covered with aquatic vegetation, Kruger National Park, South Africa

Yva Momatiuk & John Eastcott / Hippopotamus (Hippopotamus amphibius) male in waterhole covered with water vegetation, Kruger National Park, South Africa

Yva Momatiuk & John Eastcott / Whistling Kite (Haliastur sphenurus) group and Black Kite (Milvus migrans) in tree, Queensland, Australia

Yva Momatiuk & John Eastcott / Major Mitchell's Cockatoo (Lophochroa leadbeateri) eating fruit, Watarrka National Park, Northern Territory, Australia

Yva Momatiuk & John Eastcott / Birch (Betula sp) trees reflected in pond in autumn, New York

Yva Momatiuk & John Eastcott / Deciduous forest reflected in pond in autumn, Lefferts Pond, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest and reservoir in autumn, Chittenden Reservoir, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest, canoe, and reservoir in autumn, Chittenden Reservoir, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest and reservoir in autumn, Chittenden Reservoir, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest and pond in autumn, Lefferts Pond, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest and pond in autumn, Lefferts Pond, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest and pond in autumn, Bald Mountain Pond, Maine

Yva Momatiuk & John Eastcott / Deciduous forest and pond in autumn, Bald Mountain Pond, Maine

Yva Momatiuk & John Eastcott / Canoe crossing pond with lily pads in autumn, Vermont

Yva Momatiuk & John Eastcott / Deciduous forest in autumn, New York

Yva Momatiuk & John Eastcott / Deciduous forest in autumn, New York

Yva Momatiuk & John Eastcott / Cheetah (Acinonyx jubatus) female yawning, Masai Mara, Kenya

Yva Momatiuk & John Eastcott / Masai Giraffe (Giraffa tippelskirchi) calf, Masai Mara, Kenya

Yva Momatiuk & John Eastcott / King Penguin (Aptenodytes patagonicus) colony, Antarctic Fur Seal (Arctocephalus gazella), and Southern Elephant Seal (Mirounga leonina) on beach at dawn, Right Whale Bay, South Georgia Island, digita...

Yva Momatiuk & John Eastcott / King Penguin (Aptenodytes patagonicus) colony, Antarctic Fur Seal (Arctocephalus gazella), and Southern Elephant Seal (Mirounga leonina) on beach at dawn, Right Whale Bay, South Georgia Island, digita...