David Welling / Bristlecone pine tree wood (Pinus aristata) White Mountain California USA

Jack Dykinga / New snow on Pinyon pines ( Pinus edulis) in morning light. Grand Canyon National Park, Arizona, USA

Jack Dykinga / Ancient Bristlecone Pine Forest with twisted limbs of Bristlecone pine (Pinus longaeva) at dawn on the White Mountains, Inyo National Forest, California, USA.

Erlend Haarberg / Scots pine (Pinus sylvestris), in coastal landscape, Efjorden, Nordland, Norway, February.

John Shaw / Pine tree (Pinus sp) in winter, Bryce Canyon National Park, Utah, USA, January.

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 / Pine marten (Martes martes) foraging in Pine (Pinus sp) woodland at night. Glenfeshie, Cairngorms National Park, Scotland, UK.

SCOTLAND: The Big Picture / Ancient Scots pine (Pinus sylvestris) amongst flowering Common heather / Ling (Calluna vulgaris). Rothiemurchus Forest, Cairngorms National Park, Scotland, UK.

SCOTLAND: The Big Picture / Eurasian badger (Meles meles), two foraging in Pine (Pinus sp) woodland. Glenfeshie, Cairngorms National Park, Scotland, UK.

Bernard Castelein / Scot's pine tree (Pinus sylvestris) at dawn, Klein Schietveld, Brasschaat, Belgium, October 2013.

Bernard Castelein / Scots pine tree (Pinus sylvestris) at sunrise, Klein Schietveld, Brasschaat, Belgium. September.

Bernard Castelein / Scots pine trees (Pinus sylvestris) in wetlands at dawn with the moon, Klein Schietveld, Brasschaat, Belgium

Bernard Castelein / Scots pine trees (Pinus sylvestris) on island in wetlands, Klein Schietveld, Brasschaat, Belgium

Bernard Castelein / Scots pine tree (Pinus sylvestris) with sunrays at sunrise. Klein Schietveld, Brasschaat, Belgium.

Jack Dykinga / Agave (Agave utahensis) close up of spines with Pinyon pine cone (Pinus edulis) wedged amongst them. Grand Canyon-Parashant National Monument, Arizona, USA

Jack Dykinga / Ponderosa pine (Pinus ponderosa) growing in Grand Staircase-Escalante National Monument, Utah, October 2014.

SCOTLAND: The Big Picture / Ancient Scots pine tree (pinus sylvestris) with dead low branches, in evening light. Cairngorms National Park, Highlands, Scotland, UK. February 2008.

SCOTLAND: The Big Picture / Scots pine (Pinus sylvestris) seedling growing amongst lichens and heather. Cairngorms National Park. Highlands, Scotland, September.

Jack Dykinga / Ponderosa pine (Pinus ponderosa) against a star filled sky with a brilliant Milky Way. Zion National Park, Utah, USA, September.

SCOTLAND: The Big Picture / Scots pine (Pinus sylvestris) with Northern lights / Aurora borealis lighting up the night sky in background, Monadhliath Mountains, Cairngorms National Park, Scotland, UK, October 2015.

Nick Garbutt / Sun beam at sun rise over the Grand Canyon of the Yellowstone, Yelllowstone National Park, Wyoming, USA. January 2016

Floris van Breugel / Bristlecone pine (Pinus aristata) abstract view of exposed and weathered wood layers, White Mountains, California, USA July

Floris van Breugel / Ancient Bristlecone pine (Pinus aristata) clings to life, with a grand view of endless sage valleys, White Mountains, California, USA, July

Floris van Breugel / Camping in Big Pine Lakes, Sierra Nevada, Sequoia National Park, California, USA, May

David Pattyn / Snow covered mountain sides in Valsavarenche Valley with European larch (Larix decidua) trees in autumn, Gran Paradiso National Parks, Italy, November 2014. Highly commended in the Portfolio category...

David Pattyn / Alpine ibex (Capra ibex) on a mountain side in autumn with European larch tree (Larix decidua) trees in the back the Alps, Gran Paradiso National Park, Italy. November.

Niall Benvie / Scots pines (Pinus sylvestris) Torridon, Scotland, UK, November.

Orsolya Haarberg / Snow covered Norway spruce (Picea abies) trees at the treeline, Stubba Nature Reserve, Laponia, Sweden, February 2013.

Orsolya Haarberg / Snow covered Norway spruce (Picea abies) forest on Mount Harghita Madaras, Carpathian Mountains, Transylvania, Romania, January 2015.

Orsolya Haarberg / Norway spruce (Picea abies) trees covered in snow, Ciuc Mountains, Transylvania, Romania, January 2015.

Erlend Haarberg / Norway spruce trees (Picea abies) covered in snow and frost, at sunrise, Mellan-Stubba, Stubba Nature Reserve, Lapland, Sweden, February 2013.

Andy Trowbridge / Capercaillie (Tetrao urogallus) male displaying in Scots pine tree (Pinus sylvestris) Southern Norway. May.

Erlend Haarberg / Siberian jay (Perisoreus infaustus) in Scots pine forest, near fallen tree, Stora Sjofallet National Park, Laponia World Heritage Site, Lapland, Sweden, October.

Sandra Bartocha / Silver birch (Betula pendula) and Scots pine (Pinus sylvestris) trunks in snow, Muritz-National Park, Germany, January.

Sandra Bartocha / Scots pine (Pinus sylvestris) forest in spring, Muritz-National Park, Germany, May.

Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.

Peter Cairns / Wood patterns in Lodgepole pine (Pinus contorta) Yellowstone National Park, Wyoming, USA, January.

Charlie Summers / Black Bear (Ursus americanus) sleeping in a Sitka Spruce tree (Picea sitchensis) alongside Anan Creek, Alaska, July.

Theo Bosboom,Theo Bosboom / Lily pads (Nymphaceae) with the reflections of pine trees, with water reflections, Tresticklan National Park, Southwest Sweden, September

Peter Cairns / 2020VISION / Three Scots pine (Pinus sylvestris) trees, with conifer woodland in the background, Glen Affric National Nature Reserve, Scotland, UK, October 2012.

Peter Cairns / 2020VISION / Two Scots pine trees (Pinus sylvestris) silhouetted at sunset, Glen Affric, Scotland, UK, October 2012. Did you know? The bark of a Scots pine tree can be up to 5 centimetres thick.

Jack Dykinga / Bark patterns of Aspen tree (Populus tremula) in front of a Ponderosa pine (Pinus ponderosa) trunk, Kaibab National Forest, Arizona, USA

Luke Massey / 2020VISION / Red squirrel (Sciurus vulgaris) climbing a Pine (Pinus) trunk, Highlands, Scotland, UK, February

Peter Cairns / 2020VISION / Forest of scots pine after heavy snowfall, Cairngorms National Park, Scotland, March 2012. Did you know? Like many orchids, Scots pine trees have a symbiotic relationship with fungi - while the tree p...

Mark Hamblin / 2020VISION / Abernethy Forest NNR in dawn mist. Cairngorms National Park, Scotland, UK, June 2011.