Saturday, 6 September 2014

More Black Woodpecker work

More foraging work by Black Woodpecker Dryocopus martius. Some of the holes are burrows of wood-boring beetles, others are holes made by the woodpecker to access the beetles. The green cross is not a cry for help from the beetles or the tree ! - it's a trail marker. Buda Hills, Hungary, September 2014. Gerard Gorman

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