Ian McCarthy / Cracks in winter ice, Bathurst Island, Nunavut, Canada
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Gerrit Vyn / Sanderling (Calidris alba) in breeding (alternate) plumage incubating eggs at nest, Bathurst Island, Nunavut, Canada, June
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Gerrit Vyn / Buff-breasted Sandpiper (Tryngites subruficollis) male in breeding plumage on the breeding grounds. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult male Pectoral Sandpiper (Calidris melanotos) between display flights on the breeding grounds. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Sanderling (Calidris alba) nest containing an incomplete clutch of three eggs. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult Sanderling (Calidris alba) in breeding (alternate) plumage incubating. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Incubating adult female King Eider (Somateria spectabilis) in concealment posture on a nest. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Snowy Owl (Bubo scandiacus) chicks and eggs in nest surrounded by Collared Lemming (Dicrostonyx groenlandicus) prey. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult female North American Snow Goose (Chen caerulescens) of the Eastern subspecies C. c. atlantica, defending her nest. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult male Snowy Owl (Bubo scandiacus) delivering a collared lemming to a female on the nest. The female is feeding a chick. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult female Snowy Owl (Bubo scandiacus) brooding chicks on the nest. Several collared lemmings, previously delivered by the male lay nearby. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult female Snowy Owl (Bubo scandiacus) brooding chicks on the nest. Several collared lemmings, previously delivered by the male lay nearby. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult female Snowy Owl (Bubo scandiacus) brooding chicks on the nest. Several collared lemmings, previously delivered by the male lay nearby. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Female Snowy Owl (Bubo scandiacus) returning to nest in flight. The brood patch, an area of bare skin used to warm eggs and chicks, is clearly visible. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Purple Saxifrage ( Saxifraga oppositifolia) in bloom. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / "The Sphinx" rock formation and tundra. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult Long-tailed Skua / Jaeger (Stercorarius longicaudus) in breeding plumage on the breeding grounds. Bathurst Island, Nunavut, Canada. June.
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Gerrit Vyn / Adult male Sanderling (Calidris alba) in breeding plumage. Bathurst Island, Nunavut, Canada. June.
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Ian McCarthy / Pair of Rock ptarmigan {Lagopus mutus} in snow storm, Bathurst island, Nunavut, Canada
