Guy Edwardes / Reed cormorant (Microcarbo africanus) perched on termite mound, Khwai, Botswana.
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Jack Dykinga / Eroded Chinle shale mounds with colour bands, beneath the Paria Plateau, Vermilion Cliffs National Monument, Paria Canyon Vermilion, Arizona, USA.
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Ingo Arndt / Magnetic termite (Amitermes meridionalis) aerial view of mounds in grassland, Litchfield National Park, Northern Territory, Australia.
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Ingo Arndt / Magnetic termite (Amitermes meridionalis) aerial view of mounds in grassland, Litchfield National Park, Northern Territory, Australia.
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Ingo Arndt / Magnetic Termite (Amitermes meridionalis) mounds in grassland, Litchfield National Park, Northern Territory, Australia.
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Chris Gomersall / 2020VISION / Northern wheatear (Oenanthe oenanthe) adult male in spring plumage feeding on dung flies at farm midden heap, Hertfordshire, UK, April
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Chris Gomersall / 2020VISION / Yellow wagtail (Motacilla flava flavissima) adult male in spring plumage feeding on dung flies at farm midden heap, Hertfordshire, UK, April. Did you know? Yellow wagtails commonly used to nest in wat...
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Chris Gomersall / 2020VISION / Northern wheatear (Oenanthe oenanthe) adult male in spring plumage feeding on dung flies at farm midden heap, Hertfordshire, UK, April
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Philippe Clement / Scrap metal heap along the Ghent-Terneuzen Canal at Ghent seaport, Belgium, August 2010
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Suzi Eszterhas / Cheetah (Acinonyx jubatus), group alert on mound. Cheetah Conservation Fund, Namibia. Captive.
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Ashley Cooper / Slate quarries in Elterwater in the Langdale Valley, Lake District, England, UK, July.
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Ashley Cooper / Slate quarries in Elterwater, Langdale Valley, Lake District, England, UK, July 2006.