David Tipling / Two male Greater prairie chickens (Tympanuchus cupido) fighting on lekking ground in the Sandhills, Nebraska. USA, April
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Roger Powell / Three male Ruffs (Philomachus pugnax) preparing to display on the communal lekking ground, Varanger plateau, arctic Norway. June
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Roger Powell / Ruff (Philomachus pugnax) male displaying to attract the attention of a Reeve (female) nearby, Varanger plateau, Arctic Norway. June
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Loic Poidevin / Ruff (Philomachus pugnax) males displaying and fighting each other at a lek, Finland. May.
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SCOTLAND: The Big Picture / RF - Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK.April (This image may be licensed either as rights managed or royalty free.)
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SCOTLAND: The Big Picture / Black grouse (Tetrao tetrix), male taking off from ground, Cairngorms National Park, Scotland, UK, April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK. April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK. April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK. April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), close up of male displaying on lek , Scotland, UK. April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK. April.
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SCOTLAND: The Big Picture / Black Grouse (Tetrao tetrix), close-up of male in breeding plumage , Scotland, UK. April.
