Andrew Parkinson / Red deer {Cervus elaphus} adult stag roaring during the October rut, Leicestershire, UK
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Oscar Dewhurst / Red deer (Cervus elaphus) stag roaring, silhouetted under trees at sunrise. Bushy Park, London, UK. September
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Ole Jorgen Liodden / Hippopotamus (Hippopotamus amphibius) rearing head out of water, creating spray, Lake Naivasha, Kenya.
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Andy Rouse / African lion (Panthera leo) mother and cub calling to others in pride, Masai Mara National Reserve, Kenya
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Danny Green / 2020VISION / Red deer (Cervus elaphus) stag bellowing during autumn rut, Richmond Park, London, England, UK, October
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Jerry Monkman / Roaring Brook, a tributary of Batten Kill river, in the Green Mountain National Forest, Sunderland, Vermont, USA, October 2009
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Edwin Giesbers / RF- African Lion (Panthera leo) head portrait of male roaring, captive. (This image may be licensed either as rights managed or royalty free.)
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Charlie Summers / African lion (Panthera leo) male roaring to locate the rest of his pride, Botswana, Southern Africa
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Vincent Grafhorst / African Lion (Panthera leo) male roaring, Moremi Game Reserve, Okavango Delta, Botswana
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Yva Momatiuk & John Eastcott / Southern Elephant Seal (Mirounga leonina) bull roaring at intruder on beach during breeding season, Gold Harbour, South Georgia Island
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Kirkendall-Spring / Forest along Roaring Fork Motor Nature Trail, Great Smoky Mountains NP, Tennessee, USA
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Mitsuaki Iwago / African Lion (Panthera leo) female roaring, Serengeti National Park, Tanzania
