Erlend Haarberg / Spring crocus (Crocus heuffelianus) flowering, Retezat National Park, Transylvania, Romania. May.
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Erlend Haarberg / RF - Flowering Spring crocus (Crocus heuffelianus). Retezat National Park, Transylvania, Romania. (This image may be licensed either as rights managed or royalty free.)
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Orsolya Haarberg / Crocuses (Crocus heuffelianus) in flower, with mountain landscape and frozen lake in the background, Retezat National Park, Transylvania, Romania, May 2015.
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Erlend Haarberg / Two European common frogs (Rana temporaria) on snow, Retezat National Park, Transylvania, Romania, May.
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Erlend Haarberg / Crocuses (Crocus heuffelianus) flowering, Retezat National Park, Transylvania, Romania, May.
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Erlend Haarberg / European common frog (Rana temporaria) with head above water, Retezat National Park, Transylvania, Romania, May.
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Zoltan Nagy / Eurasian Nutcracker (Nucifraga caryocatactes) Retezat National Park, Romania, April
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Zoltan Nagy / Overflow stream from Bucura lake in the Retezat National Park, Romania. May 2013.
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Zoltan Nagy / View from the icy lake shore of Taul Portii lake in the Retezat National Park in Romania, June 2010.
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Zoltan Nagy / Early autumn fog above the forests of the Retezat National Park. Transylvania, Romania. September
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Zoltan Nagy / Norway Spruce (Picea abies) forest in the Retezat National Park. Carpathian Mountains, Romania. September
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Zoltan Nagy / Wild grey wolves (Canis lupus) in the Retezat Mountains Retezat National Park, Romania among dwarf pine (Pinus mugo) June.
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Zoltan Nagy / Western Capercaillie (Tetrao urogallus) lekking on a tree in the Retezat Mountains, Retezat National Park, Romania, April
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Zoltan Nagy / Western Capercaillie (Tetrao urogallus) displaying to females at a lekking site, Retezat Mountains, Retezat National Park, Romania, April
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Zoltan Nagy / Western Capercaillie (Tetrao urogallus) chasing another male at a lekking site in the Retezat Mountains, Retezat National Park, Romania, April.
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Angelo Gandolfi / Carpet of Purple Crocuses (Crocus angustifolius) in flower, Retezat National Park, South Carpathian Mountains, Romania
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Angelo Gandolfi / European Beech forest (Fagus sylvatica) Retezat National Park, Romania, June
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Angelo Gandolfi / Snowdrops (Galanthus sp) among Purple Crocuses (Crocus angustifolius) in flower, Retezat National Park, South Carpathian Mountains, Romania
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Angelo Gandolfi / Snow capped South Carpathian Mountains, Retezat National Park, Romania, May