Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting on boundary wall between Volcanoes National Park and a Potato crop, looking into valley. Area to be restored to forest. Rwanda.

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

Paul Hobson / Silhouette of Wood mouse (Apodemus sylvaticus) on shelf in garden shed at night, Sheffield, Yorkshire, UK. British Wildlife Photography Awards (BWPA) competition 2011

Laurent Geslin / Wood mouse (Apodemus sylvaticus) caught on camera trap at night, France

Laurie Campbell / Wood Mouse (Apodemus sylvaticus) captive, Scotland, UK, October

Jose B. Ruiz / Wood Mouse with newborn babies in nest (Apodemus sylvaticus) Spain

Bengt Lundberg / Hazelnuts gathered by Wood mouse {Apodemus sylvaticus} October, Sweden

Bengt Lundberg / Wood mouse in garden {Apodemus sylvaticus} Sweden

Pete Cairns / Scots pine tree at sunset {Pinus sylvestris} Strathspey, Highlands, Scotland, UK

Nigel Cattlin / Potato (Solanum tuberosum) plants, a young organic crop on large flat fenland field. Cambridgeshire, England, UK. June.

Nigel Cattlin / Young potato crop (Solanum tuberosum) on level fenland field. Cambridgeshire, England, UK. June.

SCOTLAND: The Big Picture / Cow parsley, (Anthriscus sylvestris), growing in unimproved meadow habitat, Scotland, UK, July.

Pedro Narra / Wood mouse (Apodemus sylvaticus) at night, Sado estuary, Portugal . February

Konrad Wothe / Redcurrant berries on bush (Ribes rubrum) in garden, Germany, June.

David Woodfall / Dry stone walls in a field of Cow parsley (Anthriscus sylvestris) and Buttercups (Ranunculus acris), New House National Nature Reserve and North Pennine Dales Meadows Special Area of Conservation, Yor...

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.

Paul Hobson / Orange tip butterfly (Anthocharis cardamines) female resting on Cow parsley (Anthriscus sylvestris). Sheffield, England, UK.

SCOTLAND: The Big Picture / Pine marten (Martes martes) climbing tree trunk in Scots pine (Pinus sylvestris) woodland. Glenfeshie, Cairngorms National Park, Scotland, UK.

SCOTLAND: The Big Picture / Pine marten (Martes martes) standing on fallen tree in Pine (Pinus sylvestris) woodland. Glenfeshie, Cairngorms National Park, Scotland, UK.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei), silverback exploring potato crops on farmland adjacent to Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback walking through farmland with potato crop to feed on Eucalyptus tree sap. Outside Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting amongst Potato crop on farmland next to / outside Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) juvenile feeding on gum of Eucalyptus within Potato crop. Outside of Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback exploring Potato crop, outside Volcanoes National Park, Rwanda.

Colin Varndell / Wood mice (Apodemus sylvaticus) climbing on mossy branch. Dorset, UK October.

Colin Varndell / Wood mouse (Apodemus sylvaticus) climbing in hazel shrub. Dorset, UK, July.

Andy Sands / Field maple (Acer campestre) ancient pollarded tree, London, England, Uk, November

Andy Sands / Field maple (Acer campestre) ancient pollarded tree showing hollow trunck (bolling) London, England, Uk, November

Erlend Haarberg / Mountain landscape with Scots pine (Pinus sylvestris) forest. Tjongsfjord, Norway, July.

Erlend Haarberg / Snow-covered coastal mountain landscape with Scots pine (Pinus sylvestris) and Moon. Fjell, Norway, February.

David Woodfall / Steeply sided mountains with regenerating Scots Pine and Birch forest in the valley, Alladale Rewilding project, Scottish Highlands, UK, October.

David Woodfall / Steeply sided mountains with regenerating Scots Pine and Birch forest in the valley, Alladale Rewilding project, Scottish Highlands, UK, October.

David Woodfall / Steeply sided mountains with regenerating Scots Pine and Birch forest in the valley, Alladale Rewilding project, Scottish Highlands, UK, October.

David Woodfall / Caledonian Forest with Scots pine trees (Pinus sylvestris) alongside River Carron, with Birches trees at dawn. Alladale Rewilding project, Scottish Highlands, UK, October.

Philippe Clement / Slioch mountain, composed of Torridonian sandstone on a base of Lewisian Gneiss, Wester Ross, Scottish Highlands, Scotland, UK, May 2017

Ashley Cooper / Scots pine (Pinus sylvestris) and valley mist near Rydal, Lake District, England, UK. November 2009

Ashley Cooper / Scots Pine forest on the slopes of Cairngorm Scotland UK. February 2007

Steve Downer / Wood mouse (Apodemus sylvaticus) grooming and looking around in burrow interior, UK, March. Captive.

Steve Downer / Wood mouse (Apodemus sylvaticus) at burrow entance, UK, March. Captive.

Steve Downer / Wood mouse (Apodemus sylvaticus) at burrow entance, UK, March. Captive.

Steve Downer / Wood mouse (Apodemus sylvaticus) grooming, UK, March. Captive.

Colin Varndell / Wood mouse (Apodemus sylvaticus) climbing on hazel branch. Dorset, UK, September.

Will Watson / Comma butterfly (Polygonia c-album) basking on Field maple (Acer campestre) leaves, lane-side hedgerow, Worcestershire, England, UK, July.

Sandra Bartocha / Cow parsley (Anthriscus sylvestris) with Dandelion (Taraxacum officinale) Oland, Sweden

Sandra Bartocha / Cow parsley (Anthriscus sylvestris) Oland, Sweden, May.

Dave Bevan / Two Wood mice (Apodemus sylvaticus) feeding from a bird feeder, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, September.

Dave Bevan / Wood mouse (Apodemus sylvaticus) feeding from a bird feeder, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, September.

Ernie Janes / Red campion (Silene dioica) and Cow parsely (Anthriscus sylvestris) growing at edge of Oilseed rape (Brassica napus) crop field. England, UK.

Stephen Dalton / Wood mouse (Apodemus sylvaticus) portrait, Rookery Wood, Sussex, England, UK, February.

Stephen Dalton / Wood mouse (Apodemus sylvaticus) portrait, Rookery Wood, Sussex, England, UK. February.

Dave Bevan / Two Wood mice (Apodemus sylvaticus) feeding on a bird table, Carmarthenshire, Wales, UK. July.

Dave Bevan / Wood mouse (Apodemus sylvaticus) feeding from a bird feeder, Carmarthenshire, Wales, UK. July.

Dave Bevan / Wood mouse (Apodemus sylvaticus) feeding from a bird feeder, Carmarthenshire, Wales, UK. July.

Dave Bevan / Wood mouse (Apodemus sylvaticus) emerging from a hole in a dry stone wall, feeding, Carmarthenshire, Wales, UK, June.

Dave Bevan / Wood mouse (Apodemus sylvaticus) emerging from a hole in a dry stone wall, feeding, Carmarthenshire, Wales, UK, June.

Dave Bevan / Wood mouse (Apodemus sylvaticus) feeding on seeds on the ground beneath a bird table, Carmarthenshire, Wales, UK, March.

Dave Bevan / Wood mouse (Apodemus sylvaticus) feeding on seeds on the ground beneath a bird table, Carmarthenshire, Wales, UK, March.

Nick Upton / Wood mouse (Apodemus sylvaticus) at night, running around on a Eurasian beaver (Castor fiber) dam, Devon Wildlife Trust's Devon Beaver Project enclosure, Devon, England, UK, March.

Nick Upton / Wood mouse (Apodemus sylvaticus), foraging on a Willow tree (Salix), heavily gnawed by Eurasian beavers (Castor fiber), at night, Devon Wildlife Trust's Devon Beaver Project, Devon, UK, April.

Nick Upton / Juvenile Eurasian beaver (Castor fiber) at night, swimming past a dam, with a Wood mouse (Apodemus sylvaticus) running by in the foreground, Devon Wildlife Trust's Devon Beaver Project, Devon, UK, Ap...

Robin Chittenden / Wood mouse (Apodemus sylvaticus) Norfolk, England, UK, June.

MYN / Paul van Hoof / Wood mouse (Apodemus sylvaticus) adult, The Netherlands, October. meetyourneighbours.net project

MYN / Paul van Hoof / Wood mouse (Apodemus sylvaticus) adult, The Netherlands, October. meetyourneighbours.net project

MYN / Paul van Hoof / Wood mouse (Apodemus sylvaticus) adult, The Netherlands, October. meetyourneighbours.net project

MYN / Paul van Hoof / Wood mouse (Apodemus sylvaticus) adult, The Netherlands, October. meetyourneighbours.net project

SCOTLAND: The Big Picture / Trees and clouds reflected in River Spey at dawn, Cairngorms National Park, Scotland, UK, June 2013.

SCOTLAND: The Big Picture / Trees and clouds reflected in River Spey at dawn, Cairngorms National Park, Scotland, UK, June 2013.

SCOTLAND: The Big Picture / Flowering Common heather / Ling (Calluna vulgaris) with Scots Pines (Pinus sylvestris) and Meall a' Bhuachaille in background. In morning light, Abernethy, Cairngorms National Park, Scotland, UK, Aug...

SCOTLAND: The Big Picture / Flowering Ling / Common heather (Calluna vulgaris) and scattered Scots pines (Pinus sylvestris) with Meall a' Bhuachaille in background, in morning light, Abernethy, Cairngorms National Park, Scotland...

SCOTLAND: The Big Picture / Flowering heather and scattered Scots pines (Pinus sylvestris) in morning light with Meall a' Bhuachaille in background, Abernethy, Cairngorms National Park, Scotland, Uk, August 2016.

SCOTLAND: The Big Picture / Scots Pines (Pinus sylvestris) and flowering heather moorland at sunrise, Abernethy, Cairngorms National Park, August 2016.

SCOTLAND: The Big Picture / Scots Pines (Pinus sylvestris) and flowering heather moorland at sunrise, Abernethy, Cairngorms National Park, August 2016.

SCOTLAND: The Big Picture / Scots pines (Pinus sylvestris) and flowering heather moorland in morning light, Cairngorms National Park, Scotland, UK, August 2016.

SCOTLAND: The Big Picture / Mature Scots pine (Pinus sylvestris) surrounded by saplings in flowering heather moorland, Cairngorms National Park, Scotland, UK, August 2016.

SCOTLAND: The Big Picture / Mature Scots pine (Pinus sylvestris) surrounded by saplings in flowering heather moorland, Cairngorms National Park, Scotland, UK, August 2016.

SCOTLAND: The Big Picture / Scots pines (Pinus sylvestris) and flowering heather moorland with mountains in background, Cairngorms National Park, Scotland, UK, August 2016.

SCOTLAND: The Big Picture / Red squirrel (Sciurus vulgaris) tail in summer seen against bark of large pine tree. Cairngorms National Park, Scotland. August.

SCOTLAND: The Big Picture / Red Squirrel (Sciurus vulgaris) climbing down pine tree, in the Cairngorms National Park ,Scotland

SCOTLAND: The Big Picture / Crested tit (Lophophanes cristatus) taking flight from pine tree in the Cairngorms National Park, Scotland, UK, February.

Terry Whittaker / Project Officer Dave Bavin weighs a Wood mouse (Apodemus sylvaticus) trapped during a pine marten prey survey, Pine Marten Recovery Project, Vincent Wildlife Trust, Ceredigion, Wales, UK 2015

Terry Whittaker / Wood mouse (Apodemus sylvaticus) trapped during a pine marten prey survey. The mouse is being marked with red dye in case of recapture. Pine Marten Recovery Project, Vincent Wildlife Trust, Ceredigion...

Terry Whittaker / Project Manager Jenny MacPherson and Project volunteer student Alastair Willcox trap a Wood mouse (Apodemus sylvaticus) during a pine marten prey survey. The mouse is being marked with red dye in case...

Terry Whittaker / Wood mouse (Apodemus sylvaticus) trapped during a pine marten prey survey. The mouse is being marked with red dye in case of recapture. Pine Marten Recovery Project, Vincent Wildlife Trust, Ceredigion...

Terry Whittaker / Project Manager Jenny MacPherson and Project Officer Dave Bavin trap a Wood mouse (Apodemus sylvaticus) during a pine marten prey survey. The mouse is marked with red dye in case of recapture. Pine Ma...

Colin Varndell / Juvenile Wood mouse (Apodemus sylvaticus) on branch, Dorset, UK, September

Christophe Courteau / Potato germinating (Solanum tuberosum)

Will Watson / Colorado potato beetle (Leptinotarsa decemlineata) on Potato (Solanum tuberosum) leaves, Romania.

Colin Varndell / Wood mice (Apodemus sylvaticus) two side by side, Dorset, UK April.

Colin Varndell / Wood mouse (Apodemus sylvaticus) climbing in hedge, Dorset, UK August

Nick Turner / Cow Parsley (Anthriscus sylvestris) in flower at Far Oakridge, Gloucestershire, UK. June.

Mike Read / Field maple (Acer campestre) individual leaf on lightbox, Ringwood, Hampshire, UK October

Mike Read / Field maple (Acer campestre) three different coloured leaves on lightbox, Ringwood, Hampshire, UK October

Mike Read / Field maple (Acer campestre) individual leaf on lightbox, Ringwood, Hampshire, UK October

Matthew Maran / Cow parsley (Anthriscus sylvestris) leaves, Hampstead Heath, London, England, UK, February.

Colin Varndell / Adult Wood mouse (Apodemus sylvaticus) Dorset, UK August.