Jose B. Ruiz / Male Great bustard {Otis tarda} displaying plumage, Castuera, La Serena, Badajoz, Extremadura, Spain April 2007
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Jose B. Ruiz / Great bustard male {Otis tarda} Castuera, La Serena, Badajoz, Extremadura, Spain April 2007
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Jose B. Ruiz / Male Great bustard {Otis tarda} displaying plumage, Castuera, La Serena, Badajoz, Extremadura, Spain April 2007
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Jose B. Ruiz / Great bustard male {Otis tarda} Castuera, La Serena, Badajoz, Extremadura, Spain April 2007
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Jose B. Ruiz / Great bustard male {Otis tarda} Castuera, La Serena, Badajoz, Extremadura, Spain April 2007
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Bengt Lundberg / Great Bustard displaying, Germany
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Jose B. Ruiz / Great bustard bird feather detail {Otis tarda}
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Bengt Lundberg / Great bustards vocalising {Otis tarda} East-Germany
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David Kjaer / Great Bustard (Otis tarda) juveniles, part of a reintroduction project with birds imported under DEFRA licence from Russia. Salisbury Plain, Wiltshire, UK, September 2012
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David Kjaer / Great Bustard (Otis tarda) juvenile, part of a reintroduction project with birds imported under DEFRA licence from Russia. Salisbury Plain, Wiltshire, UK, September 2012
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David Kjaer / Great Bustards (Otis tarda), part of a reintroduction project with birds imported under DEFRA licence from Russia. Salisbury Plain, Wiltshire, September 2012.
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Loic Poidevin / Great bustard (Otis tarda) panoramic view of small flock in grassland, Extremadura, Spain, June