Andy Rouse / Red fox, (Vulpes vulpes), in bluebells, UK

Edwin Giesbers / Sword-grass moth (Xylena exsoleta) caterpillar on Field gladiolus (Gladiolus italicus). Cyprus. April.

Konrad Wothe / Gladiolus (Gladiolus palustris) flowering with meadow brown butterfly (Maniola jurtina), Upper Bavaria, Germany.

TJ Rich / Black working cocker spaniel in bluebells, in beech woodland, Micheldever Woods, Hampshire, UK

Terry Whittaker / Water vole (Arvicola amphibius) feeding on Yellow flag iris (Iris pseudacorus) seed pods, Kent, England, UK. October.

Ben Hall / Red fox (Vulpes vulpes) peering from behind tree with bluebells in foreground, Cheshire, June.

Martin Gabriel / Firefly crocus (Crocus sieberi) flowers in snow, Bavaria, Germany, March.

Paul Harcourt Davies / Spring Crocus (Crocus vernus) in flower in snow, Campo Imperatore, Gran Sasso, Appennines, Abruzzo, Italy, May

Phil Savoie / Early bumblebee (Bombus partorum) queen feeding from crocus flower Monmouthshire, Wales, UK. March.

Andy Sands / Orange tip butterfly (Anthocharis cardamines) on bluebell flower in English woodland, Hertfordshire, England, UK, April.

Dong Lei / Iris (Iris decora) Mt Qomolangma National Park, Qinghai Tibet Plateau, China.

Robin Chittenden / Three-leaved gladiolus (Gladiolus triphyllus) in rock crevice. Cyprus. April.

Heather Angel / Solitary bee (Apoidea) feeding on Crocus (Crocus korolkowii), covered in pollen. Ansob Pass, Tajikistan. April.

Heather Angel / Crocus (Crocus sp) flower from above, closing in evening. Focus stacked.

Heather Angel / Water tulip (Cypella aquatilis) from above, in garden pond. Native to Brazil.

Heather Angel / Celandine crocus (Crocus korolkowii) carpets in areas of snowmelt. Near Ansob Pass, Tajikistan. April 2014.

Heather Angel / Hopliine scarab beetle (Clania glenlyonensis) pair mating on Harlequin hesperantha (Hesperantha vaginata) flower. Glen Lyon Farm / Hantam National Botanical Garden, Northern Cape, South Africa. August...

Heather Angel / Long-horned bee (Eucera sp.), two crawling into Wild gladiolus (Gladiolus atroviolaceus) flower to roost at night. Turkey. May.

Heather Angel / Afghanistan Juno iris (Iris cycloglossa) with yellow nectar guides. In cultivation, Kew Gardens, London, England, UK. Native to Afghanistan.

Heather Angel / Honey bee (Apis mellifera) covered in pollen emerging from nectaring in Crocus (Crocus sp). On nature reserve, Surrey, England, UK. March.

Heather Angel / Celandine crocus (Crocus korolkowii) carpet in area of snowmelt. Pollinated by solitary bees and bumblebees. In valley, near Ansob Pass, Tajikistan. April 2014.

Heather Angel / Black iris (Iris chrysographes) amongst wildflowers. Hotel and road development in background. At 2800m, between Moxi and Kangding, Sichuan Province, China. June 2009.

Edwin Giesbers / Barbary nut (Iris sisyrinchium) flowers from above. Cyprus. April.

Edwin Giesbers / Barbary nut (Iris sisyrinchium) flower. Cyprus. April.

Edwin Giesbers / Field gladiolus (Gladiolus italicus) flowering in meadow. Cyprus. April.

Edwin Giesbers / Field gladiolus (Gladiolus italicus) flowering in meadow with trees in background. Cyprus. April.

Edwin Giesbers / Field gladiolus (Gladiolus italicus) flowering in meadow, trees in background. Cyprus. April.

Edwin Giesbers / Field gladiolus (Gladiolus italicus) flowering in meadow, trees and sea in background. Cyprus. April 2017.

Edwin Giesbers / Sword-grass moth (Xylena exsoleta) caterpillar on Field gladiolus (Gladiolus italicus), in meadow. Cyprus. April.

Edwin Giesbers / Wildflower meadow with Field gladiolus (Gladiolus italicus), Crown daisy (Glebionis coronaria) and Common poppy (Papaver rhoeas). Cyprus. April 2017.

Edwin Giesbers / Three-leaved gladiolus (Gladiolus triphyllus) endemic to Cyprus;

Edwin Giesbers / Three-leaved gladiolus (Gladiolus triphyllus) flower. endemic to Cyprus; Cyprus. April.

Konrad Wothe / Gladiolus (Gladiolus palustris) flowers, Upper Bavaria, Germany, July.

Konrad Wothe / Crocus (Crocus vernus) flowering in Upper Bavaria with Karwendel mountains in distance, Germany, April.

TJ Rich / Collie crossbreed with owner in bluebells, in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Working cocker spaniel amongst Ramsons and Bluebells (Hyacinthoides non-scripta), Gopher Wood SSSI, Marlborough Downs, Wiltshire, UK

TJ Rich / Golden working cocker spaniel puppy sitting amongst bluebells in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Golden working cocker spaniel puppy at owners feet, amongst bluebells in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Black working cocker spaniel in bluebells, in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Black working cocker spaniel in bluebells, in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Black and white Border Collie looking at owner amongst bluebells, in beech woods, Micheldever Woods, Hampshire, UK

TJ Rich / Black and white Border Collie lying alert amongst bluebells, in beech woods, Micheldever Woods, Hampshire, UK

TJ Rich / Black and white Border Collie lying amongst bluebells, in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Working cocker spaniel amongst ramsons and bluebells, in ancient woodland. Gopher Wood SSSI, Marlborugh Downs, Wiltshire, UK

TJ Rich / Golden working cocker spaniel puppy amongst bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Golden working cocker spaniel puppy amongst bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Golden working cocker spaniel puppy amongst bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Black working cocker spaniel in bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Black working cocker spaniel in bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog in bluebells in beech woodland, Micheldever Woods, Hampshire, UK

TJ Rich / Black and white Border Collie amongst bluebells, in beech woods, Micheldever Woods, Hampshire, UK

Guy Edwardes / Dew covered Crocus (Crocus sativus), Bamburgh, Northumberland, UK, February.

Bruno D'Amicis / Crocuses (Crocus vernus) emerging from decaying wood in old-growth Beech forest. Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Lazio e Molise UNESCO World Heritage Site Ital...

Juan Carlos Munoz / Wide-leaved / Juno iris (Iris planifolia), Sierra de las Nieves National Park, Malaga, Andalusia, Spain. January 2018.

Guy Edwardes / Carpet of Bluebells (Endymion nonscriptus) in beech (Fagus sylvatica) woodland, Micheldever Woods, Hampshire, England, UK. April 2011

Felis Images / Iris (Iris clarkei) flower, Sikkim, India. July.

Richard Du Toit / Flower (Watsonia densiflora) Free State Province; Golden Gate National Park; South Africa;

Konrad Wothe / Slow motion clip of a Bumblebee (Bombus) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a Small tortoiseshell butterfly (Aglais urticae) nectaring on a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a Bumblebee (Bombus) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a European honey bee (Apis mellifera) entering a Marsh gladiolus (Gladiolus palustris) flower, Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a European honey bee (Apis mellifera) entering a Marsh gladiolus (Gladiolus palustris) flower, Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a European honey bee (Apis mellifera) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a European honey bee (Apis mellifera) leaving a Marsh gladiolus (Gladiolus palustris) flower after feeding, Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a Bumblebee (Bombus) nectaring on a Marsh gladiolus (Gladiolus palustris), with a Bee fly (Bombyliidae) flying nearby, Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a European honey bee (Apis mellifera) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a Garden bumblebee (Bombus hortorum) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Slow motion clip of a Bumblebee (Bombus) feeding from a Marsh gladiolus (Gladiolus palustris), Bavaria, Germany, July.

Konrad Wothe / Siberian irises (Iris sibirica) growing in a field, Bavaria, Germany, May.

Robin Chittenden / Sand crocus (Romulea columnae), Dawlish Warren National Nature Reserve, Devon, England, UK. April.

Robin Chittenden / Sand crocus (Romulea columnae) with coin for scale, Dawlish Warren National Nature Reserve, Devon, UK. April.

Dave Bevan / Female Four-spotted chaser (Libellula quadrimaculata) landing and taking off from a Yellow iris (Iris pseudacorus) flower, Norfolk, England, UK, June.

Juan Carlos Munoz / Yellow flag iris (Iris pseudacorus), Liendo, Cantabria, Spain. May.

Loic Poidevin / Chaffinch (Fringilla coelebs) standing beside Crocus (Crocus sp.) in grass, Vendee, Pays-de-la-Loire, France. March.

Matthew Maran / Bluebells (Hyacinthoides non-scripta) within an ancient semi-natural woodland, Woodbury, Devon, England, UK, May.

Matthew Maran / Bluebells (Hyacinthoides non-scripta) within an ancient semi-natural woodland, Woodbury, Devon, England, UK, May.

TJ Rich / Collie cross dog portrait among bluebells, Wiltshire , UK

Juan Carlos Munoz / Crocus (Crocus sp) flowers, Miera Valley, Valles Pasiegos, Cantabria, Spain.

Fabrice Cahez / Iris flower (Iris sp) Ardeche, France, April.

Chris Mattison / Babiana vanzijliae flowering, Nieuwoudtville, Northern Cape, South Africa

Chris Mattison / Babiana ecklonii, near Kamieskroon, Western Cape, South Africa

Chris Mattison / Yellow Iris (Iris pseudacorus) open seedpod with seeds. Whitelye Common, Monmouthshire, Wales, UK, October

Nick Hawkins / Blue flag iris (Iris versicolor) in flower, New Brunswick, Canada, June.

Nick Hawkins / Blue flag iris (Iris versicolor) in flower, New Brunswick, Canada, June.

Ernie Janes / Kaffir lily (Schizostylis coccinea) 'Salmon Charm'

Erlend Haarberg / Spring crocus (Crocus heuffelianus) flowering, Retezat National Park, Transylvania, Romania. May.

Ernie Janes / Crimson flag lily (Schizostylis coccinea) 'Major' in autumn, Norfolk, England, UK, September.

Robert Thompson / Crocus flower (Crocus sp) stigma - close up.

Robert Thompson / Crocus flower (Crocus sp) close up of stigma and pistil.

Robert Thompson / Crocus flowers (Crocus sp) Northern Ireland.

Ernie Janes / Blue-bearded Iris cut-out in close-up England, UK.

Ernie Janes / Siberian Iris (Iris sibirica) in flower in garden. England, UK.

Juan Carlos Munoz / Saffron crocuses (Crocus sativus), cultivated for saffron, Lleida, Catalonia, Spain, November.

Juan Carlos Munoz / Saffron crocuses (Crocus sativus), cultivated for saffron, Lleida, Catalonia, Spain, November.

Juan Carlos Munoz / Saffron crocuses (Crocus sativus), cultivated for saffron, Lleida, Catalonia, Spain, November.

Juan Carlos Munoz / Saffron crocuses (Crocus sativus), cultivated for saffron, Lleida, Catalonia, Spain, November.