Sean Crane / Grizzly Bear (Ursus arctos horribilis) with Coho Salmon (Oncorhynchus kisutch) prey, Lake Clark National Park, Alaska

Sean Crane / Northern Elephant Seal (Mirounga angustirostris) male calling in territoral display with breath visible, San Simeon, California

Sean Crane / Grey Crowned Crane (Balearica regulorum), Masai Mara, Kenya

Sean Crane / African Elephant (Loxodonta africana) trunk and tusk, Masai Mara, Kenya

Sean Crane / Cheetah (Acinonyx jubatus) cub, Masai Mara, Kenya

Sean Crane / Zebra (Equus quagga) mother and foal near rainbow, Ol Pejeta Conservancy, Laikipia, Kenya

Sean Crane / White Rhinoceros (Ceratotherium simum) pair at sunrise, Lewa Wildlife Conservancy, Kenya

Sean Crane / Reticulated Giraffe (Giraffa reticulata) mother and calf, Lewa Wildlife Conservancy, Kenya

Sean Crane / African Elephant (Loxodonta africana) mother and calf grazing, Lewa Wildlife Conservancy, Kenya

Sean Crane / African Elephant (Loxodonta africana) mother and calf grazing, Lewa Wildlife Conservancy, Kenya

Sean Crane / American Bison (Bison bison) mother and calf at sunrise, Yellowstone National Park, Wyoming

Sean Crane / Polar Bear (Ursus maritimus) on ice, Seal River, Manitoba, Canada