Connor Stefanison / Red-necked Grebe (Podiceps grisegena) at nest in swamp, British Columbia, Canada

Connor Stefanison / Barrow's Goldeneye (Bucephala islandica) taking flight, British Columbia, Canada

Connor Stefanison / Canada lynx (Lynx canadensis) walking through a mountain meadow, Manning Provincial Park, British Columbia, Canada. July.

Connor Stefanison / Canada Lynx (Lynx canadensis) walking through a mountain meadow in the evening. Manning Provincial Park, British Columbia, Canada. July .

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram eating grass, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Pronghorn (Antilocapra americana) bucks on grassland, Yellowstone National Park, Wyoming, USA. June.

Connor Stefanison / Pronghorn (Antilocapra americana) bucks on grassland, Yellowstone National Park, Wyoming, USA. June.

Connor Stefanison / Northern pygmy owl (Glaucidium gnoma) perched on branch, Cypress Mountain, West Vancouver, British Columbia, Canada. December.

Connor Stefanison / Northern pintail (Anas acuta) drake stretching its wings on a small pond, Ladner, British Columbia, Canada.

Connor Stefanison / Mule deer (Odocoileus hemionus) buck in snow near Jasper, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Mule deer (Odocoileus hemionus) buck resting in snow near Jasper, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Long-eared owl (Asio otus) perched on branch, Delta, British Columbia, Canada. February.

Connor Stefanison / Canada goose (Branta canadensis) nesting on the shores of Burnaby Lake at sunset, Burnaby, British Columbia, Canada. April.

Connor Stefanison / Cinnamon phase black bear (Ursus americanus) boar walking past an infrared triggered camera trap. Williams Lake, British Columbia, Canada July.

Connor Stefanison / American white pelican (Pelecanus erythrorhynchos) flying over marsh near breeding ground, Stum Lake, British Columbia, Canada. June.

Connor Stefanison / Bufflehead duck (Bucephala albeola) male swimming along Lost Lagoon, Stanley Park, Vancouver, British Columbia, Canada. February.

Connor Stefanison / Two White-tailed ptarmigan (Lagopus leucura) perched on a rock at dusk, Hope, British Columbia, Canada. July.

Connor Stefanison / Sunset behind forest fire smoke at Twin Lakes near D'Arcy, British Columbia, Canada. July.

Connor Stefanison / Steller's jay (Cyanocitta stelleri) perched on a Yellow Cedar (Cupressus nootkatensis), atop Cypress Mountain in West Vancouver, British Columbia, Canada. 12/2014

Connor Stefanison / Blurred shot of Snowy owl (Bubo Scandiacus) flying though a salt marsh at dawn in Delta, British Columbia, Canada. January.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) lamb leaping across a stream, as the rest of the herd watches, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Two young Rocky mountain bighorn sheep (Ovis canadensis) walking along a lakeside hill in Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram lying down to rest for night, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram digging through the snow at dusk, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram stands on a lakeside hill just after sunset in Jasper National Park, Alberta, Canada, December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram standing on a rocky hillside at dusk, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) ram standing on a rocky hillside at dusk, Jasper National Park, Alberta, Canada. December.

Connor Stefanison / Rocky mountain bighorn sheep (Ovis canadensis) rams standing on mountain slope, Jasper National Park, Alberta, Canada. December.

Connor Stefanison/ BIA / Common Loon (Gavia immer) on nest at lake, British Columbia, Canada

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) resting under tree, camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) two hunkered down, camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / Vine maple (Acer circinatum) and Sword ferns (Polystichum munitum) in a coastal temperate rainforest in Maple Ridge, British Columbia, Canada June

Connor Stefanison / Vine maple (Acer circinatum) and Sword ferns (Polystichum munitum) in a coastal temperate rainforest in Maple Ridge, British Columbia, Canada June

Connor Stefanison / Red fox (Vulpes vulpes) successfully pounces on prey in Yellowstone National Park, Wyoming, USA, September

Connor Stefanison / Mount Rundle at dusk, seen from Vermillion Lakes in Banff National Park, Alberta, Canada August

Connor Stefanison / Coastal Grey wolf (Canis lupus) pup in the intertidal zone, Vancouver Island, British Columbia, Canada August

Connor Stefanison / Coastal Grey wolf (Canis lupus) alpha female in the intertidal zone, Vancouver Island, British Columbia, Canada August

Connor Stefanison / Coastal Grey wolf (Canis lupus) alpha female in the intertidal zone, Vancouver Island, British Columbia, Canada August

Connor Stefanison / Coastal Grey wolf (Canis lupus) alpha male in the intertidal zone, Vancouver Island, British Columbia, Canada August

Connor Stefanison / American Red squirrel (Tamiasciurus hudsonicus) climbs around a tree in Jasper National Park, Alberta, Canada, December

Connor Stefanison / Plains bison (Bison bison bison) head on portrait, Yellowstone National Park, Wyoming, USA December

Connor Stefanison / Common loon (Gavia immer) sits on her nest at sunset in the Cariboo region of British Columbia, Canada, taken with remote, May

Connor Stefanison / Rocky Mountain elk (Cervus elaphus nelsoni) bulls along Talbot Lake, Jasper National Park, Alberta, Canada, August

Connor Stefanison / Helmcken Falls in Wells Gray Provincial Park, British Columbia, Canada, August

Connor Stefanison / Mammoth Hot Springs, Yellowstone National Park, Wyoming, USA, January. The colours are from coloured cyanobacteria and algae that survive in the hot geothermal waters.

Connor Stefanison / Pronghorn (Antilocapra americana) buck in Yellowstone National Park, Montana, USA, January

Connor Stefanison / Pronghorn (Antilocapra americana) doe in Yellowstone National Park, Montana, USA, January

Connor Stefanison / Pronghorn (Antilocapra americana) doe in Yellowstone National Park, Montana, USA, January

Connor Stefanison / Pronghorn (Antilocapra americana) bucks behind bush, Yellowstone National Park, Montana, USA January

Connor Stefanison / Pronghorn (Antilocapra americana) buck profile, Yellowstone National Park, Wyoming, USA September

Connor Stefanison / Pronghorn (Antilocapra americana) buck and doe, Yellowstone National Park, Montana, USA January

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down next to small tree shoots, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down next to small tree shoots, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December

Connor Stefanison / Red-necked Grebe (Podiceps grisegena) pair fighting, British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) on nest, British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) on nest in bog, British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) feeding chick, British Columbia, Canada

Connor Stefanison / Great Gray Owl (Strix nebulosa), British Columbia, Canada

Connor Stefanison / Tree Swallow (Tachycineta bicolor) feeding insects to chick at nest hole, British Columbia, Canada

Connor Stefanison / Snowy Owl (Nyctea scandiaca) flock on driftwood, British Columbia, Canada

Connor Stefanison / Great Gray Owl (Strix nebulosa), British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) on lake, British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) on nest, British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) carrying chick on back, British Columbia, Canada

Connor Stefanison / Great Gray Owl (Strix nebulosa), British Columbia, Canada

Connor Stefanison / Great Gray Owl (Strix nebulosa) chick, British Columbia, Canada

Connor Stefanison / Eared Grebe (Podiceps nigricollis), British Columbia, Canada

Connor Stefanison / Bonaparte's Gull (Larus philadelphia), British Columbia, Canada

Connor Stefanison / Common Loon (Gavia immer) male, British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / Green-winged Teal (Anas carolinensis) female, British Columbia, Canada

Connor Stefanison / Red-necked Grebe (Podiceps grisegena) calling, British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / Short-eared Owl (Asio flammeus), British Columbia, Canada

Connor Stefanison / American Dipper (Cinclus mexicanus) juvenile, British Columbia, Canada

Connor Stefanison / Black Brant (Branta nigricans), British Columbia, Canada

Connor Stefanison/ BIA / Short-eared Owl (Asio flammeus) flying, British Columbia, Canada

Connor Stefanison/ BIA / Bald Eagle (Haliaeetus leucocephalus) flying, British Columbia, Canada