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Bark of a Norway Spruce
Picea abies removed and peeled back by Eurasian Three-toed Woodpecker
Picoides tridactylus. This woodpecker specialises in predating the larvae of the European Spruce Bark Beetle
Ips typographus. The trails of the burrows of the larvae can be clearly seen in this photo. Volovske Mountains, Slovakia, September 2009.
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