Espen Bergersen / The Einhyrningur mountain. The name means "The Unicorn", and is derived from the shape of the mountain. Iceland, October 2017. Digitally stitched panorama.
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Alex Mustard / A portrait of a tiny Unicorn goby (Cerogobius petrophilus). Gubal Island, Egypt. Red Sea.
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Gary Bell/ Oceanwide / Unicornfish (Naso vlamingii), Papua New Guinea