Alex Hyde / Mountain Clouded Yellow (Colias phicomone) profile portrait, Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy

Andy Sands / Clouded yellow butterfly (Colias crocea) On Wild sweet pea flower, Captive, UK, July

Dr. Axel Gebauer / Clouded leopard (Neofelis nebulosa) Guwahati, Assam, India, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) head portrait, yawning, captive

Stephen Dalton / Clouded yellow butterfly {Colias crocea} in flight over thistle flowers, UK

Wild Wonders of Europe / Maitland / Clouded yellow butterfly (Colias croceus) feeding on Vipers bugloss (Echium vulgare) Lagadin region, Lake Ohrid, Galicica National Park, Macedonia, June 2009

Wild Wonders of Europe / Giesbers / Berger's clouded yellow butterfly (Colias alfacariensis) on flower, Liechtenstein, June 2009 WWE BOOK

LYNN M. STONE / Clouded leopard {Neofelis nebulosa} captive

Kim Taylor / Clouded yellow butterfly {Colias croceus} female feeding on scabious UK.

Kim Taylor / Clouded yellow butterfly {Colias croceus} female feeding on yarrow UK.

Anup Shah / Clouded leopard male {Neofelis nebulosa}

Alex Hyde / Mountain Clouded Yellow (Colias phicomone) photographed on a white background, Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy. July.

Loic Poidevin / Clouded yellow butterfly (Colias crocea) feeding at flower, Vendee, West France

Roberto Rinaldi / Clouded rock iguana (Cyclura nubila) portrait, Cayman Islands, vulnerable species

Roberto Rinaldi / Clouded rock iguana (Cyclura nubila) portrait, Cayman Islands, vulnerable species

Andy Sands / Clouded yellow butterfly (Colias crocea) On Corncockle flower (Agrostemma githago), Captive, UK, July

Andy Sands / Clouded yellow butterfly (Colias crocea) on Self heal flower (Prunella vulgaris), captive, UK, July

Alex Hyde / Mountain Clouded Yellow Butterfly (Colias phicomone) on Tuberous Thistle (Cirsium tuberosum), against white background. Nordtirol, Tirol, Austian Alps, Austria, August.

Claudio Contreras / Clouded Anole Lizard (Anolis nebulosus) on leaf, demonstrating gecko-like climbing abilites. Maria Madre Island, Islas Marias Biosphere Reserve, Sea of Cortez (Gulf of California), Mexico, July.

Fabrice Cahez / Common crane (Grus grus) flock flying in formation against grey clouded sky, Lac du Der, Champagne, France

Laurie Campbell / Clouded yellow butterfly (Colias crocea) resting on bindweed, Berwickshire, Scotland, July

Bertie Gregory / 2020VISION / Pike (Esox lucius) on riverbed, with sediment clouded water Mortimer, Berkshire, England, UK, April. 2020VISION Book Plate.

Colin Varndell / Close-up of head of Grass Snake (Natrix natrix) showing clouded eye prior to sloughing skin. Dorset, UK, May.

Simon Colmer / Caterpillar larva of Clouded drab moth (Orthosia incerta) on Oak leaf, Sussex, UK, June

Andy Sands / Clouded yellow butterfly (Colias crocea) perched on Ragwort flower. West Sussex, UK.

Chien Lee / Sunda Clouded Leopard (Neofelis diardi) female, Sarawak, Borneo, Malaysia

Chien Lee / Sunda Clouded Leopard (Neofelis diardi) female, Sarawak, Borneo, Malaysia

Eric Baccega / Clouded leopard (Neofelis nebulosa) head portrait, captive, Endangered

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) close-up head portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) close-up head portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) rear view head portrait showing ears, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) head portrait, captive

LYNN M. STONE / Clouded Sulphur butterfly (Colias philodice) resting on Joe-Pye-Weed in midwestern fen, Illinois, USA

Paul Harcourt Davies / Clouded yellow butterflies (Colias croecea) mating pair, with lighter coloured female above. Italy, Europe.

Stephen Dalton / Clouded yellow butterfly (Colias crocea) on thistle flower, UK

Robert Thompson / Clouded border moth (Lomaspilis marginata) resting on lichen-covered tree trunk, Argory Moss, Derrycaw, County Armagh, Northern Ireland, UK, May

Robert Thompson / Clouded-bordered brindle moth (Apamea crenata) camouflaged on branch, Portadown, County Armagh, Northern Ireland, UK, May

Robert Thompson / Clouded silver moth (Lomographa temerata) on green leaf, Aughanlig, County Armagh, Northern Ireland, UK

Robert Thompson / Clouded magpie moth (Abraxas sylvata) resting, camouflaged on branch, Lackan Bog, County Down, Northern Ireland, UK, July

Robert Thompson / Clouded drab moth (Orthosia incerta) camouflaged on fallen leaf, Oxford Island NNR, County Armagh, Northern Ireland, UK, April

Robert Thompson / Clouded drab moth (Orthosia incerta) camouflaged on fallen leaf, Oxford Island NNR, County Armagh, Northern Ireland, UK, April

Robert Thompson / Clouded drab moth (Orthosia incerta) on fallen leaf, Rostrevor Oakwood NNR, County Down, Northern Ireland, UK, March

Robert Thompson / Clouded drab moth (Orthosia incerta) camouflaged on fallen leaf, Oxford Island NNR, County Armagh, Northern Ireland, UK, April

Robert Thompson / Clouded buff moth (Diacrisia sannio) male, Lough Navar, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Clouded border moth (Lomaspilis marginata) (form diluta) resting on moss and lichen, Killarney National Park, County Kerry, Republic of Ireland, April

Robert Thompson / Clouded drab moth (Orthosia incerta) Selshion Moss, County Armagh, Northern Ireland, UK, April

Robert Thompson / Clouded apollo butterfly (Parnassius mnemosyne) on flower in meadow, Selden, Kandersteg, Switzerland, June

Edwin Giesbers / Clouded yellow butterfly (Colias crocea) at rest, feeding on Cistus flower, Lesbos, Greece

Stephen Dalton / Clouded yellow butterfly (Colias crocea) on Ragwort flowers, UK

Alex Hyde / Close-up of head of Mountain clouded yellow butterfly {Colias phicomone} showing eyes, Austria, June.

Alex Hyde / Mountain Clouded Yellow butterfly {Colias phicomone} on branch, Austrian Alps, June.

Stephen Dalton / Clouded yellow butterfly (Colius croceus) feeding on Knapweed flower, UK

Stephen Dalton / Clouded yellow butterfly (Colius croceus) feeding on Knapweed flower, UK

Wild Wonders of Europe / Benvie / Moorland clouded yellow butterfly (Colias palaeno) on Thistle flower, Fliess, Naturpark Kaunergrat, Tirol, Austria, July 2008

Wild Wonders of Europe / Benvie / Moorland clouded yellow butterfly (Colias palaeno) on flowering thistle, Fliess, Naturpark Kaunergrat, Tirol, Austria, July 2008

Andy Rouse / Male Clouded leopard (Neofelis nebulosa) sitting, Captive, UK (non-ex)

Andy Rouse / Young Clouded leopard (Neofelis nebulosa) Captive, UK (non-ex)

Andy Rouse / Young Clouded leopard (Neofelis nebulosa) Captive, UK (non-ex)

Silvia Reiche / Mountain Clouded Yellow (Colias phicomone) butterfly, Hohe Tauern National Park, Austria

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) growing on woodland floor, Belgium

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) growing in ring formation on woodland floor, Belgium

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) amongst fallen beech leaves, Belgium

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) growing in ring formation on woodland floor, Belgium

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) growing on woodland floor, Belgium

Philippe Clement / Clouded funnel / agaric fungus (Clitocybe nebularis) growing in ring formation on woodland floor, Belgium

Silvia Reiche / Clouded Yellow (Colias croceus) butterfly on ground, St. Nazaire le Desert, France

Rolf Nussbaumer / Berger's Clouded Yellow butterfly {Colias alfacariensis} male feeding on Red clover flower (Trifolium pratense) Germany, May

Thomas Marent / Pale Clouded Yellow (Colias hyale) butterfly, Switzerland

Thomas Marent / Pale Clouded Yellow (Colias hyale) butterfly, Switzerland

Thomas Marent / Moorland Clouded Yellow (Colias palaeno) butterfly, Switzerland

Thomas Marent / Mountain Clouded Yellow (Colias phicomone) butterfly foraging, Switzerland

David Tipling / Clouded yellow butterfly {Colias crocea} migrant on beach, UK

Hans Christoph Kappel / Pale Clouded Yellow Butterfly (Colias hyale) on leaves, Germany

PREMAPHOTOS / Clouded border moth (Lomaspilis marginata) mimicking a bird-dropping, in woodland, UK

PREMAPHOTOS / Clouded yellow butterfly (Colias croceus) showing its yellow compound eyes and proboscis probing the flower, UK

Nature Production / Eastern Pale Clouded Yellow butterfly {Colias erate poliographus} face, close-up, Asia

Nature Production / Clouded Salamander {Hynobius nebulosus} releasing sperm and holding eggs, Shimane, Japan

Nature Production / Eastern Pale Clouded Yellow {Colias erate poliographus} pupa, butterfly about to emerge, Japan

Nature Production / Eastern Pale Clouded Yellow {Colias erate poliographus} recently emerged from pupa, Japan

George McCarthy / Clouded yellow butterfly (Colias crocea) on seedhead, Sussex, UK

Phil Chapman / Clouded yellow butterfly (Colias crocea) UK

GEORGETTE DOUWMA / Clouded leopard (Neofelis nebulosa) lying in undergrowth, captive, London Zoo, UK

ZSSD / Clouded Leopard (Neofelis nebulosa) close-up portrait, native to southeast Asia

Philippe Clement / Clouded yellow butterfly {Colias crocea} on flower {Centaurea sp.} La Brenne, France

Philippe Clement / Clouded Border moth {Lomaspilis marginata} on leaf, Ardennes, Belgium

LYNN M. STONE / Clouded leopard drinking (Neofelis nebulosa) captive

LYNN M. STONE / Clouded leopard (Neofelis nebulosa) Captive,

Nigel Bean / Clouded agaric fungi growing in ring {Clitocybe nebularis} Forest of Dean, Gloucestershire, UK

Nigel Bean / Clouded agaric fungi growing in ring {Clitocybe nebularis} Forest of Dean, Gloucestershire, UK

Nigel Bean / Clouded Agaric fungi {Clitocybe nebularis} growing in ring, UK.

Nigel Bean / Clouded Agaric fungi {Clitocybe nebularis} growing in ring, UK.

Andy Sands / Clouded yellow butterfly {Colias crocea} resting on flower. UK.

Kim Taylor / Clouded yellow butterfly caterpillar {Colias crocea} on Red clover, UK.

Kim Taylor / Clouded yellow butterfly {Colias croceus} female feeding on scabious UK.

Karl Ammann / Illegal wildlife products for sale including tiger and leopard skins, Tachileh, Burma