SCOTLAND: The Big Picture / Lone Scot's pine tree (Pinus sylvestris) and star trails with the north star, Abernethy forest, Cairngorms National Park, Scotland, UK.

SCOTLAND: The Big Picture / Stream in spate in native oak woodland in summer, Clonaig, Kintyre, Argyll, Scotland, UK, July 2015.

SCOTLAND: The Big Picture / Puffins (Fratercula arctica) and Razorbills (Alca torda) with Eilean Mhuire behind, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018

SCOTLAND: The Big Picture / Islands of Boreray and Stac Lee, St Kilda, Outer Hebrides, Scotland, UK, summer.

SCOTLAND: The Big Picture / Guillemot (Uria aalge) swimming, split level view, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018.

SCOTLAND: The Big Picture / Feral sheep with Galtachan islands behind, Shiant Isles, Outer Hebrides, Scotland, UK. June 2018

SCOTLAND: The Big Picture / Puffin (Fratercula artica) with orange sea lichen (Caloplaca marina) covered roch behind, Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / Mountains of Assynt and Loch Sionasgaig in the rain, Sutherland, Scotland, UK. November.

SCOTLAND: The Big Picture / Cotton grass (Eriophorum angustifolium) growing on Garbh Eilean with the Isle of Lewis behind, Shiant Isles, Outer Hebrides, Scotland, UK. June.

Stefan Christmann / South polar skuas (Stercorarius maccormicki) Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / South polar skuas (Stercorarius maccormick) squabbling over Emperor penguin (Aptenodytes forsteri) chick, Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / South polar skua (Stercorarius maccormick) feeding on Emperor penguin (Aptenodytes forsteri) chick, Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / South polar skuas (Stercorarius maccormick) squabbling over Emperor penguin (Aptenodytes forsteri) chick, Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / South polar skua (Stercorarius maccormick) scavenging, Emperor penguin (Aptenodytes forsteri) chick, Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / South polar skua (Stercorarius maccormick) feeding on Emperor penguin (Aptenodytes forsteri) chick, Atka Bay, Queen Maud Land, Antarctica.

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) with South polar skua (Stercorarius maccormicki) Atka Bay, Queen Maud Land, Antarctica. October.

Stefan Christmann / South polar skua (Stercorarius maccormicki) resting on ground, Atka Bay, Queen Maud Land, Antarctica. October.

SCOTLAND: The Big Picture / Guillemots (Uria aalge) one with herring, Shiant Isles, Outer Hebrides, Scotland, UK. July 2018.

SCOTLAND: The Big Picture / Hooded crow (Corvus cornix) nest in willow tree at dawn on the shores of Sior Loch, near Oban Argyll, Scotland, UK, July 2017.

SCOTLAND: The Big Picture / Cotton grass (Eriophorum angustifolium) growing on Garbh Eilean, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018

SCOTLAND: The Big Picture / Evening view from Askival mountain over inversion layer and the Atlantic corrie, Isle of Rum, Hebrides, Scotland, UK, September.

SCOTLAND: The Big Picture / The Bothy, Eilean an Taighe, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Forested island on Loch Lomond, Loch Lomond and the Trossachs National Park, Scotland, UK

SCOTLAND: The Big Picture / Stand of ancient Scot's pine (Pinus sylvestris) trees lit by the moon, at night in winter, Glen Affric, Scotland, UK, December.

SCOTLAND: The Big Picture / Puffin (Fratercula artica) with orange sea lichen (Caloplaca marina) covered roch Shiant Isles, Outer Hebrides, Scotland, UK. June 2018.

SCOTLAND: The Big Picture / Puffin (Fratercula actica) chick in rocky burrow, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Urban beekeeper Ed O'Brien inspecting hive on top of Blythswood Square Hotel in the city centre, Glasgow, Scotland, UK, August 2018.

SCOTLAND: The Big Picture / Walking the Affric Kintail Way long distance footpath in winter, River Afrric, Glen Affric, Scotland, UK, December.

SCOTLAND: The Big Picture / RSPB fieldworkers surveying the boulder field auk colony, Shiant Isles, Outer Hebrides, Scotland, UK. June 2018

SCOTLAND: The Big Picture / Whooper swan (Cygnus cygnus) wintering in urban park, Hogganfield Loch, Glasgow, Scotland, UK, March.

SCOTLAND: The Big Picture / Whooper swan (Cygnus cygnus) and Mute swan (Cygnus olor) in urban park, Glasgow, Scotland, UK, February.

SCOTLAND: The Big Picture / Snow covered Scot's pine tree (Pinus sylvestris) Ryvoan Pass, Cairngorms National Park, Scotland, UK, January.

SCOTLAND: The Big Picture / View of Rowan tree (Sorbus aucuparia) through window of youth hostel, with binoculars silhouetted on shelf, Glen Affric, Scotland, UK, August 2016.

SCOTLAND: The Big Picture / North Country Cheviot sheep on a croft in winter, Sutherland, Scotland

SCOTLAND: The Big Picture / Geotagged Jack snipe (Lymnocryptes minimus), BTO bird migration studies, Glasgow, Scotland, UK, December.

SCOTLAND: The Big Picture / Bird ringing study of Jack snipe (Lymnocryptes minimus) migration, Glasgow, Scotland, UK, December.

SCOTLAND: The Big Picture / Winter hiker with ice axe climbing Beinn Fhada, Glen Affric, Kintail, Scotland, UK, February.

SCOTLAND: The Big Picture / Thrift (Armeria maritima) growing on the Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / RSPB biologist John Tayton creating artificial Manx shearwater (Puffinus puffinus) nest sites, Garbh Eilean, Shiant Isles, Outer Hebrides, Scotland, UK. June 2018.

SCOTLAND: The Big Picture / Razorbill (Alca torda) split level view, swimming, Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / Ptarmigan (Lagopus muta) resting at the head of Strathspey, Cairngorms National Park, Scotland, UK. January.

SCOTLAND: The Big Picture / Eurasion Coot (Fulica atra) with ingested plastic fishing line pollution in an urban park, Glasgow, Scotland, UK, January.

SCOTLAND: The Big Picture / Reindeer (Rangifer tarandus) female near Aviemore, Cairngorms National Park, Scotland, UK, December.

SCOTLAND: The Big Picture / White-tailed eagle (Haliaeetus albicilla) chick during bird ringing by RSPB biologists on the Isle of Lewis, Outer Hebrides, Scotland, UK, May.

SCOTLAND: The Big Picture / Rock pipit (Anthus petosus), Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / Razorbill (Alca torda) on orange sea lichen (Caloplaca marina) covered rock, Shiant Isles, Outer Hebrides, Scotland, UK. June

SCOTLAND: The Big Picture / Sunset over Garbh Eilean, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Bird ringing study of Jack snipe (Lymnocryptes minimus) migration, Glasgow, Scotland, UK

SCOTLAND: The Big Picture / Stac a Phris sea arch with crashing waves on the west coat of the isle of Lewis, Outer hebrides, scotland, uk

SCOTLAND: The Big Picture / Waterfall by Dibidil, Isle of Rum, Scotland.

SCOTLAND: The Big Picture / Puffins (Fratercula arctica) and razorbills (alca torda) with Eilean Mhuire behind, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018

SCOTLAND: The Big Picture / Close-up of adult whooper swan (Cygnus cygnus) wintering in urban park, Hogganfield Loch, Glasgow, Scotland

SCOTLAND: The Big Picture / RSPB biologists surveying seabirds, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Puffin (Fratercula artica) in boulder field seabird colony, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018.

SCOTLAND: The Big Picture / Urban beekeeper Ed O'Brien inspecting hive on top of Blythswood Square Hotel in the city centre, Glasgow. August, 2018.

SCOTLAND: The Big Picture / Lairig Ghru with Lochan uaine and Carin Toul from Braeriach, Cairngorms National Park, Scotland

SCOTLAND: The Big Picture / The Bothy, Eilean an Taighe, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Flowering native water lily (Nympaea alba) in an urban garden wildlife pond, Scotland, UK. June.

SCOTLAND: The Big Picture / Sparrowhawk (Accipiter nisus) male killing Starling (Sturnus vulgaris) in suburban garden, Glasgow, Scotland, UK, April.

SCOTLAND: The Big Picture / Biting midges (Culicoides impunctatus) swarming in peat moorland on the shores of Loch Shin, Inverness-shire, Scotland, UK. August.

SCOTLAND: The Big Picture / Foraged wild Scottish cranberry (Vaccinium oxycoccos) from Ayrshire moorland, Scotland, UK. September.

SCOTLAND: The Big Picture / Razorbill (alca torda) pair on orange sea lichen (Caloplaca marina) covered rock, Shiant Isles, Outer Hebrides, Scotland, UK

SCOTLAND: The Big Picture / Guillemot (Uria aalga) pair with herring, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

SCOTLAND: The Big Picture / Tufted duck (Aythya fuligula) male in urban park, Queens Park, Glasgow, Scotland

SCOTLAND: The Big Picture / Stream in spate in native oak woodland in summer, Clonaig, Kintyre, Argyll, Scotland, UK, July.

SCOTLAND: The Big Picture / Double rainbow emmerging from rain shower over Loch Awe, Assynt, Scotland, UK, November 2016.

SCOTLAND: The Big Picture / Evening view from Askival mountain over inversion layer and the Atlantic corrie, Isle of Rum, Hebrides, Scotland, UK, September 2015.

SCOTLAND: The Big Picture / Sunrise over the Old Man of Storr, Isle of Skye, Inner Hebrides, Scotland, UK. March 2013.

SCOTLAND: The Big Picture / View from Askival mountain, highest point of isle of rum over Inversion layer towards the isle of skye, Scotland, UK, September 2015.

SCOTLAND: The Big Picture / Evening on the west coast of the Isle of Barra, Outer Hebrides, Scotland, UK, September 2014.

SCOTLAND: The Big Picture / Prey remains of Manx shearwater (puffinus puffinus) after being eaten by Golden eagle (Aquila chrysaetos) on Askival mountain, Isle of Rum, Hebrides, Scotland, UK, September 2015.

SCOTLAND: The Big Picture / Waterfall by Dibidil, Isle of Rum, Scotland, UK, September 2015.

SCOTLAND: The Big Picture / Corra Linn waterfall at Falls of Clyde in late autumn, Lanarkshire, Scotland, UK, October 2015.

SCOTLAND: The Big Picture / Winter sunrise at Cleat, Isle of Skye, Inner Hebrides, Highland, Scotland UK, January 2016.

SCOTLAND: The Big Picture / RSPB biologists ringing White-tailed eagle (Haliaeetus albicilla) Isle of Lewis, Outer Hebrides, Scotland, UK, May.

SCOTLAND: The Big Picture / White-tailed eagle (Haliaeetus albicilla) chick being ringed by RSPB biologists on the Isle of Lewis, Outer hebrides, Scotland, UK, May.

SCOTLAND: The Big Picture / Forested island in front of Canisp, Loch Awe, Assynt, Scotland, UK, November 2016.

SCOTLAND: The Big Picture / Rainbow over forested island in front of Canisp, Loch Awe, Assynt, Scotland, UK, November 2016.

SCOTLAND: The Big Picture / Mountains of Assynt and Loch Sionasgaig, Sutherland, Scotland, UK, November 2016.

SCOTLAND: The Big Picture / Weather vane in the shape of an Atlantic Salmon (Salmo salar), Eishken Sporting Estate, Isle of Lewis, Outer Hebrides, Scotland, UK, December 2017.

SCOTLAND: The Big Picture / Loch a Bheallaich at dawn in winter, upper Glen Affric, Highland, Scotland, UK, December 2017.

SCOTLAND: The Big Picture / Native tree reforestation protection from grazing deer, Glen Affric, Scotland, UK, December 2017.

SCOTLAND: The Big Picture / Affric Kintail Way sign post at night in winter, Glen Affric, Scotland, UK, December 2017.

SCOTLAND: The Big Picture / Affric Kintail Way sign post at night in winter, Glen Affric, Scotland, UK. December 2017.

SCOTLAND: The Big Picture / Affrci Kintail Way long distance footapth sign post in winter, Glen Affric, Scotland, UK, December 2017.

SCOTLAND: The Big Picture / Puffin (Fratercula arctica) killed by Great skua (Stercorarius skua), Shiant Isles, Outer Hebrides, Scotland, UK. Jun 2018

SCOTLAND: The Big Picture / Razorbill (Alca torda) pair at sunrise, Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / Razorbill (Alca torda) pair at sunrise, Shiant Isles, Outer Hebrides, Scotland, UK. June.

SCOTLAND: The Big Picture / Replica Great auk (Pinguiunis impennis) egg, at location of probable historic breeding site, Shiant Isles, Outer Hebrides, UK. June.

SCOTLAND: The Big Picture / Replica Great auk (Pinguiunis impennis) egg next to guillemot (Uria aalge), at location of probable historic great auk breeding site, Shiant Isles, Outer Hebrides, UK. June.

SCOTLAND: The Big Picture / RSPB biologist John Tayton creating artifical manx shearwater nest sites, Garbh Eilean, Shiant Isles, Outer Hebrides, Scotland, UK. June, 2018.

SCOTLAND: The Big Picture / Glasgow University seabird researcher Dr Ruedi Nager documenting plastic in birds' nests, Shiant Isles, Outer Hebrides, Scotland, UK. July, 2018.

Stefan Christmann / South polar skua (Stercorarius maccormicki) in flight, portrait. Atka Bay, Antarctica. March.

Stefan Christmann / South polar skua (Stercorarius maccormicki) flying low across sea ice. Atka Bay, Antarctica. January.

Stefan Christmann / South polar skua (Stercorarius maccormicki) standing on sea ice, portrait. Atka Bay, Antarctica. January.

Stefan Christmann / South polar skua (Stercorarius maccormicki) standing on sea ice, portrait. Atka Bay, Antarctica. January.