Benjamin Barthelemy,Benjamin Barthelemy / Ibex (Capra Ibex) fighting, Aiguilles Rouges National Nature Reserve, Haute-Savoie, France, June
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Juergen & Christine Sohns / Mountain Zebra (Equus zebra), Mountain Zebra National Park, South Africa
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Danny Green / Polar bear (Ursus maritimus) walking across ice, snow covered mountain in background. Svalbard, Norway, April 2018.
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Nick Garbutt / Guanaco (Lama guanicoe) standing, towers of Torres del Paine National Park in background. Patagonia, Chile. December 2018.
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Fabio Pupin / Meadow viper, (Vipera ursinii), basking in alpine meadow, Apennines, Italy, September . Non-ex.
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Ingo Arndt / Snow covered Cerro Paine Grande in the Cordillera Paine massif. At sunrise, Torres del Paine National Park, Patagonia, Chile. April 2017.
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Mary McDonald / Adult Mountain gorilla (Gorilla beringei beringei) holding baby, Hirwa group, Volcanoes National Park, Rwanda
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Nick Upton / Pyrenean merendera / False meadow saffron (Merendera pyrenaica / Colchicum montanum) flowering on montane pastureland, Vegas de Sotres, Picos de Europa, Asturias, Spain, August.
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Eric Baccega / Mountain gorilla (Gorilla beringei) juvenile aged 2 years, hanging from branch, member of the Nyakagezi group, Mgahinga National Park, Uganda. January.
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Christophe Courteau / Mountain gorilla (Gorilla beringei beringei), silverback and juvenile son. Volcanoes National Park. Rwanda.
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Christophe Courteau / Mountain gorilla (Gorilla beringei beringei), dominant silverback in forest clearing. Volcanoes National Park, Rwanda.
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Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) blackback, juvenile male demonstrating power. Volcanoes National Park, Rwanda.