Daniel Heuclin / Rhinoceros viper (Bitis nasicornis), from Central Africa, captive, July.
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Tui De Roy / Golden breasted puffleg (Eriocnemis mosquera) hummingbird Yanacocha Reserve, Jocotoco Foundation, 3,200m altitude on west slope of Pichincha Volcano, Andean cloud forest, West slope, Tropical Andes, E...
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Pete Oxford / Snake charmer's Egyptian cobra (Naja haje) and African puff-adder (Bitis arietans arietans) Djemaa el-Fna (the square), Marrakech, Morocco, June 2009
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Tony Phelps / Puff adder (Bitis arietans) juvenile amongst succulent plants in karoo habitat, Little Karoo, South Africa
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Solvin Zankl / Dwarf puff adder / Peringueys Sidewinding Adder (Bitis peringueyi) moving over the loose sand in typical mode of locomotion, Namib desert, Namibia)
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Solvin Zankl / Dwarf puff adder / Peringueys Sidewinding Adder (Bitis peringueyi) hidden in sand of Namib desert, Namibia
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Solvin Zankl / Dwarf puff adder / Peringueys Sidewinding Adder (Bitis peringueyi) moving over the loose sand in typical mode of locomotion, Namib desert, Namibia