Jeff Foott / Jeffrey Pine (Pinus jeffreyi), Incense Cedar (Calocedrus decurrens) and ferns, Yosemite National Park, California

Tui De Roy / Atlantic yellow-nosed albatross (Thalassarche chlororhynchos). nesting amid Blechnum palmiforme tree ferns. Gough Island, Gough and Inaccessible Islands UNESCO World Heritage Site, South Atlantic.

Ingo Arndt / Bald Cypress (Taxodium distichum) trees in swamp with epiphytes and ferns, Everglades National Park, Florida

Ingo Arndt / Bald Cypress (Taxodium distichum) trees in swamp with epiphytes and ferns, Everglades National Park, Florida

Juan Carlos Munoz / Ferns growing near fallen tree in Chestnut forest, Onati, Gipuzkoa, Basque Country, Spain, Europe

Mark MacEwen / Snares island crested penguin (Eudyptes robustus) in forest, Snares Island, New Zealand.

Luciano Candisani / Treefrog (Dendropsophus elegans) on fern, Atlantic Forest, Brazil

Mark Hamblin / 2020VISION / Scots pine forest extending up to natural tree line, with bracken (Pteridium aquilinum) in foreground, Rothiemurchus, Cairngorms NP, Scotland, UK, September 2011

Ben Hall / 2020VISION / New tree emerging from its protective collar / guard, The National Forest, Central England, UK, November 2010. Did you know? In recent years woodland cover in The National Forest has increased from 6%...

Floris van Breugel / Morning sun rays breaking through the tree trunks, of Redwood National Park, California, USA. June 2008.

Alan Watson / Frond pattern of tree ferns (Cyathea arborea) in lowland tropical rainforest at 420 metres, Loma Quita Espuela Scientific Reserve, Dominican Republic.

Alan Watson / Frond pattern of tree ferns (Cyathea arborea) in lowland tropical rainforest at 420 metres, Loma Quita Espuela Scientific Reserve, Dominican Republic.

Wild Wonders of Europe / Relanzón / Laurisilva forest floor, with fungi growing on fallen tree, Tilos Natural Park, La Palma, Canary Islands, Spain, March 2009

Jack Dykinga / Silhouette of Tree ferns {Cyathea sp} against sunset after a storm, El Triunfo Biosphere Reserve, Chiapas, Mexico

Jack Dykinga / Pink flowers fallen from Marlberry tree (Ardisia sp) in the forest canopy above onto dense carpet of ferns, El triunfo Biosphere Reserve, Chaipas, Mexico

Wild Wonders of Europe / López / Fallen tree surrounded by ferns, Moricsala Strict Nature Reserve, Moricsala Island, Lake Usma, Latvia, June 2009

Wild Wonders of Europe / Schandy / Park ranger, Ramazan Khubiev, on horseback in an old Nordmann fir (Abies nordmanniana) forest, Arkhyz valley, western section of the Teberdinsky Biosphere reserve, Caucasus, Russia, July 2008 (Model...

Juan Carlos Munoz / Large oak tree {Quercus sp} with ferns growing on trunk, Alcornocales NP, Cadiz, Andalucia, Spain

Juan Carlos Munoz / Large oak tree {Quercus sp} with ferns growing on trunk, Alcornocales NP, Cadiz, Andalucia, Spain

Jouan & Rius / Looking down from tree canopy to tree ferns of Mountain forest below, Great Otway National Park, Victoria, Australia

Jouan & Rius / Royal eucalyptus (Eucalyptus regnans) and Soft tree-ferns (Dicksonia antarctica), Tarra Bulga National Park, Victoria, Australia.

Juergen Freund / Millaa Millaa Waterfall amongst tropical rainforest with Tree fern, Queensland, Australia

Dave Watts / Eastern Quoll {Dasyurus viverrinus} on log, dark phase, Tasmania, Australia.

David Gallan / Blackened trees and scorched tree ferns in Monga National Park, New South Wales, Australia. Damage caused by the December 2019 - January 2020 bushfires. Stressed trees have dropped scorched leaves ont...

David Gallan / Blackened trees and scorched tree ferns in Monga National Park, New South Wales, Australia. Damage caused by the December 2019 - January 2020 bushfires. Stressed trees have dropped scorched leaves ont...

John Shaw / Sword ferns (Polystichum munitum) in a red alder (Alnus rubra) grove. Hoh Rainforest, Olympic National Park, Washington, USA, June.

John Shaw / Sword ferns (Polystichum munitum) in a red alder (Alnus rubra) grove. Hoh Rainforest, Olympic National Park, Washington, USA, June.

Juan Manuel Borrero / Tree ferns (Cyatheales) in humid forest. Natural Monument of Caldeira Velha, Ribeira Grande, Sao Miguel Island, Azores, Portugal.

Juan Manuel Borrero / Tree ferns (Cyatheales) in humid laurisilva forest. Natural Monument of Caldeira Velha, Ribeira Grande, Sao Miguel Island, Azores, Portugal.

Juan Manuel Borrero / Ferns in front of Japanese cedar (Cryptomeria japonica) forest. Natural Monument of Caldeira Velha, Ribeira Grande, Sao Miguel Island, Azores, Portugal.

Juan Manuel Borrero / Ferns in front of Japanese cedar (Cryptomeria japonica) forest. Natural Monument of Caldeira Velha, Ribeira Grande, Sao Miguel Island, Azores, Portugal.

Juan Manuel Borrero / Tree ferns (Cyatheales) in laurisilva forest. Natural Monument of Caldeira Velha, Ribeira Grande, Sao Miguel Island, Azores, Portugal.

Tim Laman / Ferns along a rain forest stream. Batang Toru Forest, Sumatran Orangutan Conservation Project, North Sumatran Province, Indonesia.

Duncan Murrell / Tree ferns on the Mangamate Track in Whirinaki Forest Park, North Island, New Zealand.

Duncan Murrell / Tree ferns on the Mangamate Track in Whirinaki Forest Park, North Island, New Zealand.

Duncan Murrell / Tree ferns on the Mangamate Track in Whirinaki Forest Park, North Island, New Zealand.

Duncan Murrell / Tree ferns in Whirinaki Forest Park, North Island, New Zealand.

Duncan Murrell / Tree ferns in Whirinaki Forest Park, North Island, New Zealand.

Duncan Murrell / Tree ferns, Lake Waikaremoana, Te Urewera National Park, North Island, New Zealand.

SCOTLAND: The Big Picture / Bracken (Pteridium aquilinum) in Birch woodland (Betula pendula) in late autumn, Scotland, UK, October.

David Pattyn / Old trees covered with ferns, orchids and bromeliads in typical high altitude rainforest, Bellavista private reserve, Mindo cloud forest area, Ecuador, July

Duncan Murrell / Epiphytic ferns in tree, at the mouth of the Yate River, in the Southern Lagoon, Lagoons of New Caledonia: Reef Diversity and Associated Ecosystems UNESCO World Heritage Site. New Caledonia.

Nick Hawkins / Tree ferns and rainforest. Cocos Island National Park, Costa Rica.

Thomas Marent / Tree fern in rainforest, Putumayo, Colombia

Thomas Marent / Tree fern in rainforest, Putumayo, Colombia

Bruno D'Amicis / Fern (Pteridium aquilinum) in old-growth Beech (Fagus sylvatica) forest. Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Lazio e Molise UNESCO World Heritage Site Italy. Octob...

Bruno D'Amicis / Mosses and ferns growing amongst leaf litter in old growth Beech (Fagus sylvatica) forest. Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Lazio e Molise UNESCO World Heritage...

Guy Edwardes / View over New Forest lowland heathland from Vereley Hill at dawn, Burley, New Forest National Park, Hampshire, England, UK. August 2011

Jack Dykinga / Big leaf maple (Acer macrophyllum) draped in moss and surrounded by lush forest understory of sword ferns (Polystichum munitum) Prairie Creek Redwoods State and National Park, California.

Staffan Widstrand / Wild Wonders of China / Staghorn ferns (Platycerium) on rainforest trees, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan Province, China. April

Staffan Widstrand / Wild Wonders of China / Giant ferns, in rainforest in the Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan Province, China, April.

Staffan Widstrand / Wild Wonders of China / Staghorn ferns (Platycerium) on rainforest trees, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan Province, China, April.

Staffan Widstrand / Wild Wonders of China / Tree ferns (Cyatheales) and other trees and vegetation in the montane rainforest, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan province, China, May.

Staffan Widstrand / Wild Wonders of China / Tree ferns, Cyatheales, and other trees and vegetation in the montane rainforest, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan province, China. May

Staffan Widstrand / Wild Wonders of China / Tree ferns (Cyatheales) in the montane rainforest, Tongbiguan Nature Reserve, Dehong prefecture, Yunnan province, China, May.

Staffan Widstrand / Wild Wonders of China / Staghorn ferns on rainforest trees, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan Province, China, April.

Ashley Cooper / Epiphytic ferns on tree in the Daintree rainforest, North Queensland, Australia, the oldest continuously forested rainforest area on the planet.

Kirkendall-Spring / Ferns and moss covered trees in the Hoh Rain Forest of Olympic National Park. Washington, USA. September.

Kirkendall-Spring / Ferns and moss covered trees in the Hoh Rain Forest of Olympic National Park. Washington, USA.

Chien Lee / Orchid (Pedilochilus perpusillum) flowers on tree fern trunk, Snow Mountains, Papua, Indonesia

Vincent Grafhorst / Ferns on branch, Harenna Forest, Bale Mountains National Park, Ethiopia

Philippe Clement / Soft tree ferns / Man ferns (Dicksonia antarctica) evergreen tree fern native to eastern Australia

Philippe Clement / Soft tree ferns / Man ferns (Dicksonia antarctica) evergreen tree fern native to eastern Australia

Jack Dykinga / Bracken ferns and Sorrel growing on a felled Redwood tree, Redwood National Park, Prairie Creek, California, USA. June 2017.

Jack Dykinga / Bracken ferns and Sorrel growing on a felled Redwood tree, Redwood National Park, Prairie Creek, California, USA. May 2017.

Tui De Roy / Atlantic yellow-nosed albatross (Thalassarche chlororhynchos) nesting amiongst Tree ferns (Blechnum palmiforme) Gough Island, Gough and Inaccessible Islands UNESCO World Heritage Site, South Atlantic.

Tui De Roy / Sooty albatross (Phoebetria fusca) nesting amongst Blechnum palmiforme tree ferns. Gough Island, Gough and Inaccessible Islands UNESCO World Heritage Site, South Atlantic.

Ingo Arndt / Tree fern in Monteverde National Park, Costa Rica

SCOTLAND: The Big Picture / Scots pine (Pinus sylvestris) forest with Bracken (Pteridium aquilinum) ground flora in autumn, Glenfeshie, Cairngorms National Park, Scotland, UK, October.

SCOTLAND: The Big Picture / Silver birch (Betula pendula) in autumn, Beinn Eighe National Nature Reserve, Wester Ross, Scotland, UK, October.

SCOTLAND: The Big Picture / Mixed woodland in late autumn, Drumbeg, Sutherland., Scotland, UK, November.

SCOTLAND: The Big Picture / Lichen covered trees in mixed woodland, Drumbeg, Sutherland., Scotland, UK, November.

SCOTLAND: The Big Picture / Birch trees in autumn, Kyle of Tongue, Sutherland, Scotland, UK.

SCOTLAND: The Big Picture / Birch woodland and bracken in early autumn, Craigellachie National Nature Reserve, Aviemore, Cairngorms National Park, Scotland, UK, September 2016.

Sandra Bartocha / Scots pine (Pinus sylvestris) tree trunks with Eagle fern (Pteridium aquilinum) in fog. Godendorf, Germany

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

Doug Wechsler / Tree ferns in cloud forest, Province Zamora-Chinchipe, Tapichalaca Biological Reserve, Ecuador, March

SCOTLAND: The Big Picture / Sun filtering through pine woodland on autumn morning, Rothiemurchus, Cairngorms National Park, Scotland, UK, September.

SCOTLAND: The Big Picture / Scots pine (Pinus sylvestris) woodland with bracken in autumn, Abernethy Forest, Cairngorms National Park, Scotland, UK, September.

Tim Laman / Tree ferns (Dicksonia) and alpine grassland at Tari Gap, Papua New Guinea.

SCOTLAND: The Big Picture / Moss covered Sessile oaks (Quercus petraea) and ferns in Atlantic oakwood, Taynish National Nature Reserve, Argyll, Scotland, UK, June.

SCOTLAND: The Big Picture / Moss covered Sessile oak (Quercus petraea) and ferns in Atlantic oakwood, Taynish National Nature Reserve, Argyll, Scotland, UK, June.

SCOTLAND: The Big Picture / Ferns and mossy deadwood in Atlantic oakwood, Taynish National Nature Reserve, Argyll, Scotland, UK, June.

SCOTLAND: The Big Picture / Ferns in Atlantic oakwood, Taynish National Nature Reserve, Argyll, Scotland, UK, June.

SCOTLAND: The Big Picture / Birch (Betula sp) woodland, Kyle of Tongue, Sutherland, Scotland, UK, December.

SCOTLAND: The Big Picture / Birch (Betula sp) woodland, Kyle of Tongue, Sutherland, Scotland, UK, December.

SCOTLAND: The Big Picture / Soft focus Scots pine (Pinus sylvestris) tree trunks in forest, Cairngorms National Park, Scotland, UK, October.

Tim Laman / Mossy montane rainforest with tree ferns and Pandanus, Tari Gap, Papua New Guinea.

Tim Laman / Tree ferns (Dicksonia sp) growing in the alpine grassland near Lake Habbema, Jayawijaya Mountains, Papua New Guinea.

Tim Laman / Tree Ferns (Dicksonia sp.) in the mist. New Guinea.

Tim Laman / Alpine grasslands with tree ferns near Lake Habbema, Jayawijaya Mountains, Papua, Indonesia.

Juan Carlos Munoz / Arborescent ferns (Cyatheaceae), Kells Bay Gardens, Iveragh Peninsula, County Kerry, Republic of Ireland. September.

Juan Carlos Munoz / Arborescent ferns (Cyatheaceae), Kells Bay Gardens, Iveragh Peninsula, County Kerry, Republic of Ireland. September.