Wild Wonders of Europe / Widstrand / RF- Eurasian brown bear (Ursus arctos) running, Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eurasian brown bear (Ursus arctos) close-up of face, Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eurasian brown bear (Ursus arctos) mother walking with cub, Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Pool Frog (Rana lessonae) vocalising with vocal sacs inflated, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Pool Frog (Rana lessonae) sitting on white lily pad, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Aerial view over the Danube delta rewilding area, Romania, June 2012. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European bee eater (Merops apiaster) portrait, Danube delta rewilding area, Romania. June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European bee eater (Merops apiaster) pair at nest hole, Danube delta rewilding area, Romania, June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eastern white pelicans (Pelecanus onocrotalus) taking off from water, Danube delta rewilding area, Romania. May. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White water lily (Nymphaea alba) on calm water, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Sunrise over North Velebit National Park, Velebit Nature Park, Rewilding Europe area, Velebit mountains, Croatia. June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Fritillary butterfly (Melitea sp.) North Velebit National Park, Velebit Nature Park, Rewilding Europe area, Velebit mountains, Croatia, June. (This image may be licensed either as rights managed o...

Wild Wonders of Europe / Widstrand / RF- Great green bush cricket (Tettigonia viridissima) emerging from nymphal skin, Faia Brava and Coa valley Archaeological park, Portugal, May. (This image may be licensed either as rights managed or...

Wild Wonders of Europe / Widstrand / RF- Aerial image of farmland bordering river, Salamanca Region, Castilla y Leon, Spain, May 2011. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Aerial image of Dehesa forest and ponds, Salamanca Region, Castilla y Leon, Spain, May 2011. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White tailed sea eagle (Haliaeetus albicilla) in flight, Flatanger, Norway, June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Giesbers / RF- Spring gentian (Gentiana verna) flower, Liechtenstein, June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eagle owl (Bubo bubo) calling, raised in captivity and newly released into the wild. Stockholm archipelago, Uppland, Sweden. September. (This image may be licensed either as rights managed or roya...

Wild Wonders of Europe / Widstrand / RF- Wood anemone (Anemone nemorosa) flower, Kallhall, Uppland, Sweden. May. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Golden eagle (Aquila chrysaetos) flying in snow, Flatanger, Norway. November. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European brown bear (Ursus arctos) with mouth open, Kuhmo, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European grey wolf (Canis lupus) Kuhmo, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Giesbers / RF- Gentiana orbicularis flowers, Liechtenstein. June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Giesbers / RF- Two flowering Globeflowers (Trollius europaeus) Liechtenstein. June.

Wild Wonders of Europe / Giesbers / RF- Globeflower (Trollius europaeus) flowers on hillside in Liechtenstein. June 2009. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Giesbers / RF- Alpine pasqueflowers (Pulsatilla alpina) flowering, Liechtenstein. June 2009 (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Giesbers / RF- Two Alpine snowbell (Soldanella alpina) flowers, Liechtenstein. June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Griffon vultures (Gyps fulvus) feeding, Montejo de la Vega, Segovia, Castilla y Leon, Spain. March. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Herring gull (Larus argentatus) in low flight over water, Flatanger, Nord Trondelag, Norway. August. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White tailed sea eagle (Haliaeetus albicilla) in flight, taking prey from water, silhouetted at sunset. Flatanger, Nord Trondelag, Norway. August 2008. (This image may be licensed either as rights...

Wild Wonders of Europe / Widstrand / RF- Male Spanish ibex (Capra pyrenaica) on rocks, Sierra de Gredos, Spain. November. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Spanish ibex (Capra pyrenaica) scenting tongue with air, Sierra de Gredos, Spain. November. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Female Spanish ibex (Capra pyrenaica) crossing rocks, Sierra de Gredos, Spain. November. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White stork (Ciconia ciconia) in flight, La Serena, Extremadura, Spain. March. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Yellow scorpion (Buthus occitanus). La Serena, Extremadura, Spain. March. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Mass of solar panels, La Serena, Extremadura, Spain. April 2009. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Golden eagle (Aquila chrysaetos) landing in snow, Flatanger, Norway. November. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Male Great bustard (Otis tarda) displaying, La Serena, Extremadura, Spain. April. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Stingray (Dasyatis pastinaca) caught in fishing net, Sardinia, Italy. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Northern boreal forest with Scots Pine (Pinus sylvestris) tree trunks, Oulanka, Finland. September 2008. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European brown bear (Ursus arctos) walking, Kuhmo, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Wild European Grey wolf (Canis lupus) running at night, Kuhmo, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Kitkajoki river, Oulanka, Finland. September 2008 (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eurasian brown bear (Ursus arctos) reflected in lake Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eurasian brown bear (Ursus arctos) mother with three cubs, Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Two Eurasian brown bear (Ursus arctos) cubs play fighting, Suomussalmi, Finland. July. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White-tailed Sea Eagle (Haliaeetus albicilla) turning in flight, Flatanger, Norway, August. (This image may be licensed either as rights managed or royalty free.)