Wild Wonders of Europe / Zacek / Wild boar (Sus scrofa) herd with snow covered noses from feeding, Alam-Pedja Nature reserve, Estonia, February 2006

Wild Wonders of Europe / E. Haarberg / Male Black grouse (Tetrao tertrix) displaying, expiring warm air on a cold morning, Bergslagen, Sweden, April 2009

Wild Wonders of Europe / Zankl / Loggerhead turtle (Caretta caretta) hatching, Dalyan Delta, Turkey, July 2009

Wild Wonders of Europe / Widstrand / Humpback whale (Megaptera novaeangliae) tail fluke above water before diving, Senja, Troms County, Norway, Scandinavia, January. Cetaceans are attracted to this area to feed on the large numbers of sp...

Wild Wonders of Europe / Widstrand / Humpback whale (Megaptera novaeangliae) tail fluke above water before diving, Senja, Troms County, Norway, Scandinavia, January. Cetaceans are attracted to this area to feed on the large numbers of sp...

Wild Wonders of Europe / Widstrand / Orca / Killer whale (Orcinus orca) surfacing, Senja, Troms County, Norway, Scandinavia, January. Cetaceans are attracted to this area to feed on the large numbers of spawning Herring fish

Wild Wonders of Europe / Widstrand / Dorsal fin of Orca / Killer whale (Orcinus orca) surfacing, Senja, Troms County, Norway, Scandinavia, January. Cetaceans are attracted to this area to feed on the large numbers of spawning Herring fis...

Wild Wonders of Europe / Bartocha / Poet's daffodil (Narcissus poeticus) on the Piano Grande, Monti Sibillini National Park, Italy, May.

Wild Wonders of Europe / Bartocha / Common peony (Paeonia officinalis) close up of stamens and stigma, Monti Sibillini National Park, Italy, May.

Wild Wonders of Europe / Bartocha / Piano Perduto, Monti Sibillini National Park, Italy, May, 2009.

Wild Wonders of Europe / Lundgren / European sturgeon (Huso huso) captive at Danube Delta Eco-Tourism Museum Centre aquarium in Tulcea, Danube Delta, Romania, June. Critically endangered.

Wild Wonders of Europe / Lundgren / Pool Frog (Pelophylax lessonae) viewed from below while swimming, underwater around Crisan village, Danube Delta, Romania, June.

Wild Wonders of Europe / Lundgren / Pool frog (Pelophylax lessonae) reflected in waters surface at night, Danube Delta, Romania, June.

Wild Wonders of Europe / Widstrand / Fallow deer (Dama dama) male, Studen Kladenets reserve, Eastern Rhodope Mountains, Bulgaria, May 2013.

Wild Wonders of Europe / Möllers / Mixed Common beech (Fagus sylvatica) and Spruce (Picea abies) forests in autumn colours at sunrise seen from the road to Muntele Mic. Southern Carpathians, Muntii Tarcu, Caras-Severin, Romania, Octobe...

Wild Wonders of Europe / Widstrand / Aerial view over the Letea forest at dawn, Danube delta rewilding area, Romania, June 2012

Wild Wonders of Europe / Widstrand / Pool Frog (Rana lessonae) sitting on White lily pad, Danube delta rewilding area, Romania

Wild Wonders of Europe / Widstrand / White water lily (Nymphaea alba) Danube delta rewilding area, Romania

Wild Wonders of Europe / Widstrand / Sunrise over North Velebit National Park, Velebit Nature Park, Rewilding Europe area, Velebit mountains, Croatia June 2012

Wild Wonders of Europe / Widstrand / Ganado bravo, fighting bull portrait, Ciudad Rodrigo, Salamanca Region, Castilla y Leon, Spain

Wild Wonders of Europe / Hodalic / Olm (Proteus anguinus) swimming in cave, Divje Jezero, Idrija, Slovenia, Vulnerable species

Wild Wonders of Europe / Lesniewski / Corncrake (Crex crex) calling in grassland. Bieszczady, Carpathian Mountains, Poland.

Wild Wonders of Europe / Lesniewski / Tengmalm's Owl (Aegolius funereus) nesting in an old beech tree. Bieszczady, Carpathian Mountains, Poland, May.

Wild Wonders of Europe / Lesniewski / Herd of wild Carpathian Ponies / Hurcul (Equus caballus) running in snow. Bieszczady, Carpathian Mountains, Poland, March.

Wild Wonders of Europe / Lesniewski / Herd of wild Carpathian Ponies / Hurcul (Equus caballus) in snow. Bieszczady, Carpathian Mountains, Poland, March.

Wild Wonders of Europe / Lesniewski / Wisent / European bison (Bison bonasus) walking through snow. Bieszczady, Carpathian Mountains, Poland, February.

Wild Wonders of Europe / Lesniewski / Herd of Wisent / European bison (Bison bonasus) in snow. Bieszczady, Carpathian Mountains, Poland, January 2010.

Wild Wonders of Europe / Lesniewski / View of Tatra Mountains from Rozsypaniec Peak at sunset. Bieszczady, Carpathian Mountains, Poland, September 2009.

Wild Wonders of Europe / Lesniewski / Roe Deer (Capreolus capreolus) in mountain meadow. Bieszczady, Carpathian Mountains, Poland, June.

Wild Wonders of Europe / Lesniewski / Wild Brown Bear (Ursus arctos) in mountain meadow. Bieszczady, Carpathian Mountains, Poland, May.

Wild Wonders of Europe / Lesniewski / Eurasian Otter (Lutra lutra) on ice licking its lips. Bieszczady, Carpathian Mountains, Poland, February.

Wild Wonders of Europe / Lesniewski / Portrait of a wild Carpathian Grey Wolf (Canis lupus lupus) in snow-bound woodland habitat. Bieszczady, Carpathian Mountains, Poland, December.

Wild Wonders of Europe / Geslin / White tailed bumblebee (Bombus lucorum) collecting nectar from Dandelion flower (Taraxacum officinale) in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Kestrel (Falco tinninculus) perched in roosting hole in stone building in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / White tailed bumblebee (Bombus lucorum) collecting nectar from Dandelion flower (Taraxacum officinale) in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeet (Myiopsitta monachus) pair perched in tree in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Yellow-legged moustached icon hoverfly (Syrphus ribesii) resting on leaf in the Vatican garden with St Peter's in the background, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Monk parakeets (Myiopsitta monachus) at fountain in the Vatican garden, Rome, Italy

Wild Wonders of Europe / Geslin / Kestrel (Falco tinninculus) in flight, Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Common daisies (Bellis perennis) flowering in the Vatican garden with St Peter's in the background, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Hooded crow (Corvus cornix) perched on church building in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Mallard (Anas platyrhynchos) male in flight in the Vatican garden, Rome, Italy, March 2010

Wild Wonders of Europe / Geslin / Herring gulls (Larus argentatus) perched on statues of the Saints in St Peter's Square, Vatican, Rome, Italy, March 2010

Wild Wonders of Europe / Shpilenok / Male Saiga antelope (Saiga tatarica) in the steppe of Cherniye Zemly (Black Earth) Nature Reserve, Kalmykia, Russia, April 2009

Wild Wonders of Europe / Smit / Hard wood flood plain forest in early morning. River Danube, Gornje Podunavlje Special Nature Reserve, Serbia, June 2009.

Wild Wonders of Europe / Lundgre / Diver close to tectonic boundary between the Eurasian and the North American plates, Silfra, Thingvellir lake, Thingvellir National Park, Iceland, May 2009.

Wild Wonders of Europe / Relanzó / Dragon tree (Dracaena draco) dusk, La Palma, Canary Islands, Spain, March 2009.