Rolf Nussbaumer / RF- Wild turkey males displaying (Meleagris gallopavo). Texas, USA. (This image may be licensed either as rights managed or royalty free.)
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Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.
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Ingo Arndt / Common wasp (Vespula vulgaris) detail of nest surface, Hessen, Germany, April.
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Ingo Arndt / Aerial view of Hardy Reef, Great Barrier Reef, Queensland, Australia, December 2010.
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Ingo Arndt / Aerial view of Hardy Reef, Great Barrier Reef, Queensland, Australia, December 2010.
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Ingo Arndt / View of Badlands National Park, with shadows cast between mountain peaks, and sediment layers visible, South Dakota, USA. September 2009.
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Ingo Arndt / View of Badlands National Park, with shadows cast between mountain peaks, and sediment layers visible, South Dakota, USA. September 2009.
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Ingo Arndt / Waves crashing against ice cliffs of iceberg off the southern tip of South Georgia Island in wind storm, Southern Ocean, Antarctic Convergence, November 2008
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Sandra Bartocha / European beech (Fagus sylvatica) and Pines reflected in Schweingartensee lake.Serrahn, Muritz-National Park, World Natural Heritage site, Germany, Europe. November 2015.
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Andy Rouse / Iceberg and mountain, Svalbard, Norway. Arctic. July.
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Enrique Lopez-Tapia / Travelers watching lava on Erta Ale volcano crater. Afar Region, Ethiopia, Africa. November 2014.
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Claudio Contreras / Hawksbill turtle (Eretmochelys imbricata) swimming, viewed from below, Cozumel Reefs National Park, Cozumel Island, Yucatan Peninsula, Mexico, February
