Robert Thompson / Long John Silver stalactite in the Marble Arch Caves, Enniskillen, County Fermanagh, Northern Ireland, UK, January 1995

Robert Thompson / Beech woodwart fungus (Hypoxylon fragiforme) on beech tree bark, Castle Coole Estate, County Fermanagh, Northern Ireland. October.

Robert Thompson / Brindled green moth (Dryobotodes eremita) resting amongst moss and lichens, Derryvore, County Fermanagh, Northern Ireland, UK. September.

Robert Thompson / Brindled green moth (Dryobotodes eremita) resting amongst moss and lichens, Derryvore, County Fermanagh, Northern Ireland, UK. September.

Robert Thompson / Alder moth (Acronicta alni) camouflaged on birch bark, Crom Castle Estate, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Knot grass moth (Acronicta rumicis) resting on bark, camouflaged, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Stalactite formations in the Marble Arch Caves, County Fermanagh, Northern Ireland, UK, January 1995

Robert Thompson / Ragged robin (Silene flos-cuculi) flowering in wetlands meadow, Near Garrison, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Cuckoo flower / Lady's smock (Cardamine pratensis) flowering in wetlands flower meadow, Derrygonnelly, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Yellow horned moth (Achlya flavicornis) County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Streamer moth (Anticlea derivata) resting on tree bark, Crom Estate, County Fermanagh, Northern Ireland, UK, April

Robert Thompson / Wild strawberry plant and flower (Fragaria vesca) Monawilkin ASSI, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Small eggar moth (Eriogaster lanestris) Monmurray, County Fermanagh, Northern Ireland, UK, February

Robert Thompson / Man in the New Chamber, Marble Arch Caves, County Fermanagh, Northern Ireland, UK, February 1991

Robert Thompson / Man standing in Moses walk cave, Marble Arch Caves, County Fermanagh, Northern Ireland, UK

Robert Thompson / Red-necked footman moth (Atolmis rubricollis) resting on grass, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Tree lungwort (Lobaria pulmonaria) and moss on bark, Glen Wood, County Fermanagh, Northern Ireland, UK, February

Robert Thompson / Grey drake mayfly (Ephemera danica) female resting, Lough Melvin, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Green wood-cup fungi (Chlorosplenium aeruginascens) growing on rotten wood, Crom Estate, County Fermanagh, Northern Ireland, UK, February

Robert Thompson / Golden plover (Pluvialis aprica) on nest on ground, Cuilcagh Mountain, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Golden plover (Pluvialis apricaria) four eggs in nest on ground, Cuilcagh Mountain, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Early moth (Theria primaria) camouflaged on tree bark, Monmurray, County Fermanagh, Northern Ireland, UK, January

Robert Thompson / Snowdrops (Galanthus nivalis) Castle Coole Estate County Fermanagh, Northern Ireland, UK

Robert Thompson / Fox moth (Macrothylacia rubi) female on heather, Eshywulligan, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Callow hill, Monawilkin, near Derrygonnelly, County Fermanagh, Northern Ireland, UK, April 2005

Robert Thompson / Calcite cradle and stalactites in the Marble Arch Caves, County Fermanagh, Northern Ireland, UK, January 1995

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

Robert Thompson / Coronet moth (Craniophora ligustri) Crom Estate, County Fermanagh, Northern Ireland, UK, August

Robert Thompson / Common spotted orchid (Dactylorhiza fuchsii) flowering, Brookborough Quarry, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Burnet companion moth (Euclidia glyphica) resting with wings open on leaf, Monawilkin ASSI, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Blackcap (Sylvia atricapilla) female at nest in hedgerow, Crom Estate, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Blackcap (Sylvia atricapilla) male feeding caterpillar to chicks at nest in hedgerow, Crom Estate, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Argent and sable moth (Rheumaptera hastata hastata) Lough Alaban, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Brindled beauty moth (Lycia hirtaria) camouflaged on tree bark, Cladagh Glen NNR, County Fermanagh, Northern Ireland, UK, April

Robert Thompson / Bee moth (Aphomia sociella) resting on oak branch, Crom Estate (NT) County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Oak tree in parkland, Crom Estate, County Fermanagh, Northern Ireland, UK, summer

Robert Thompson / Oak tree in parkland, Crom Estate, County Fermanagh, Northern Ireland, UK

Robert Thompson / Giant puffball {Langermannia gigantea} in grass under Maple tree, Castle Coole, County Fermanagh, Northern Ireland, October

Robert Thompson / Fungus {Gyalecta jenensis} Crom Estate, County Fermanagh, Northern Ireland, UK, march

Robert Thompson / Lichen {Cladonia squamosa} amongst moss, Mucross Wood, County Fermanagh, Northern Ireland, February

Robert Thompson / Crom Castle Estate (National Trust), County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen (Caloplaca flavovirescens) Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Bilberry flower {Vaccinium myrtillus} Correl Glen NNR, County Fermanagh, Northern Ireland

Robert Thompson / Lichen {Arthonia cinnabarina} Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Lichen {Caloplaca flavescens} Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Bog myrtle / Sweetgale {Myrica gale} flowers, Correl Glen NNR, County Fermanagh, Northern Ireland

Robert Thompson / Lichen {Bacidia rubella} (coloured red) growing on rock, Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Crom Castle Estate (National Trust), County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Botryoleparari lesdainii} on rocks, Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Lichen {Cladonia ramulosa} Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Lichen (Caloplaca flavovirescens) Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Lichen {Bacidia viridifarinosa} (coloured green) growing on rock, Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Oak woodland beside water, Crom Castle Estate, County Fermanagh, Northern Ireland, UK, June 2006

Robert Thompson / Common twayblade {Neottia ovata} flowers, Brookeborough Quarry (disused), County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Lichen {Parmotrema crinitum} Florence Court, County Fermanagh, Northern Ireland, UK

Robert Thompson / Tree lungwort {Lobaria pulmonaria} Florencecourt, County Fermanagh, Northern Ireland, UK, February

Robert Thompson / Lichen {Physconia distorta} Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Large spreading oak tree in parkland, Crom Estate, County Fermanagh, Northern Ireland, June 2006

Robert Thompson / Old castle ruins, Crom Estate, County Fermanagh, Northern Ireland, UK

Robert Thompson / River walk at Cladagh Glen National Nature Reserve, Marble Arch, County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Lecanora pulicaris} and {Lecanora fuscidea lightfootii} on wood, Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Oak woodland beside lake, Crom Castle Estate, County Fermanagh, Northern Ireland, UK, June 2006

Robert Thompson / Common twayblade {Neottia ovata} Brookeborough Quarry (disused), County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Lichen {Pannaria conoplea} Florencecourt, County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Parmotrema crinitum} growing on tree trunk, Florence Court, County Fermanagh, Northern Ireland, UK

Robert Thompson / Marsh marigold {Caltha palustris} flowers, Correl Glen NNR, County Fermanagh, Northern Ireland, UK

Robert Thompson / Common frog {Rana temporaria} sitting on fungi on fallen branch, County Fermanagh, Northern Ireland, UK, October

Robert Thompson / Old castle ruins, Crom Estate, County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Hypogymnia tubulosa} Crom Estate, County Fermanagh, Northern Ireland, March

Robert Thompson / Hieroglyphics lichen {Graphis scripta} on rock, Castle Coole, Enniskillen, County Fermanagh, Northern Ireland, October

Robert Thompson / Lichens {Evernia prunastri} and {Ramalina farinacea} growing amongst Hawthorn berries, Florencecourt Estate, County Fermanagh, Republic of Ireland, November

Robert Thompson / Crom Estate, house and parkland with large oak tree, County Fermanagh, Northern Ireland, UK, summer

Robert Thompson / Shannon water system, Derryvore, Crom, County Fermanagh, Northern Ireland, June 2006.

Robert Thompson / Lichens {Evernia prunastri} and {Ramalina farinacea} growing amongst Hawthorn berries, Florencecourt Estate, County Fermanagh, Republic of Ireland, November

Robert Thompson / Artists' fungus {Ganoderma applanatum} under fallen Beech trunk, Castle Coole, County Fermanagh, Northern Ireland, Ocotber

Robert Thompson / Semi improved grassland, South of Derrylin, County Fermanagh, Northern Ireland, UK, May 2006

Robert Thompson / Wood anemone {Anemone nemorosa} Correl Glen NNR, County Fermanagh, Northern Ireland, UK

Robert Thompson / Red fox {Vulpes vulpes} Claddagh Glen, County Fermanagh, Northern Ireland, UK

Robert Thompson / Toothed crust lichen {Hyphoderma radula} on fallen chestnut branch, Castle Coole, County Fermanagh, Northern Ireland, UK

Robert Thompson / Semi improved pasture fields, South of Derrylin, County Fermanagh, Northern Ireland, UK, May 2006

Robert Thompson / Red fox {Vulpes vulpes} Claddagh Glen, County Fermanagh, Northern Ireland, UK

Robert Thompson / Wood anemone {Anemone nemorosa} Correl Glen NNR, County Fermanagh, Northern Ireland, UK

Robert Thompson / Old man's beard lichen {Usnea cornuta} Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Wood anemones {Anemone nemorosa} flowering in woodland, Correl Glen NNR, County Fermanagh, Northern Ireland, UK

Robert Thompson / Red fox {Vulpes vulpes} Claddagh Glen, County Fermanagh, Northern Ireland, UK

Robert Thompson / Zebra Mussels {Dreissena polymorpha} Lower Lough Erne, County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Schismatomma cretaceum} Enniskillen, County Fermanagh, Northern Ireland, UK, November

Robert Thompson / Zebra Mussels {Dreissena polymorpha} Lower Lough Erne, County Fermanagh, Northern Ireland, UK

Robert Thompson / Lichen {Rhizocarpon petraeum} on rock, Crom Estate, County Fermanagh, Northern Ireland, UK, March

Robert Thompson / Common treecreeper (Certhia familiaris) with insect prey on tree trunk, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Turnip moth (Agrotis segetum) resting on ground, County Fermanagh, Northern Ireland, UK, September

Robert Thompson / Woodcock (Scolopax rusticola) nest with eggs, County Fermanagh, Northern Ireland, UK, April

Robert Thompson / Small white orchid (Pseudorchis albida) Callow Hill, County Fermanagh, Northern Ireland, UK, June

Robert Thompson / Small seraphim moth (Pterapherapteryx sexalata) resting on branch, Monmurry Bog, County Fermanagh, Northern Ireland, UK, May

Robert Thompson / Small engrailled moth (Ectropis crepuscularia) resting on tree bark, Monawilkin ASSI, County Fermanagh, Northern Ireland, UK

Robert Thompson / Scarce prominent moth (Odontosia carmelita) Crom Estate, County Fermanagh, Northern Ireland, UK, April