Norbert Wu / Bigeye Trevally (Caranx sexfasciatus) school form a moving circle, Borneo
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Yva Momatiuk & John Eastcott / Sand dunes of fine gypsum particles textured by wind and hiker's footprints, changing winds form cross-grooves, evening, White Sands National Park, New Mexico
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Fred Bavendam / Coral Grouper (Cephalopholis miniata) exhibiting an unusual pale coloration pattern at dusk, Bali, Indonesia
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Colin Monteath / Newly formed sea ice rafting together to form ice floes, McMurdo Sound, Ross Sea, Antarctica
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Colin Monteath / Newly formed sea ice rafting together to form ice floes, McMurdo Sound, Ross Sea, Antarctica