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Image Subject Name Scientific Name Description
9008021 giant ichneumon wasp Rhyssa persuasoria Adult, boring the surface of fir trunk infested with wood wasp larvae.
9008008 giant ichneumon wasp Rhyssa persuasoria Adult, probing the surface of fir trunk infested with wood wasp larvae.
1255003 oak casebearer Coleophora lutipennella
9008001 European mountain-ash Sorbus aucuparia
9008002 European mountain-ash Sorbus aucuparia
9008003 European mountain-ash Sorbus aucuparia
9008005 bark beetle Pityokteines spinidens European fir engraver beetle killed by a fungus (most probably a Beauveria bassiana or "white muscadine disease").
9008006 bark beetle Pityokteines spinidens
2122003 gypsy moth Lymantria dispar Over 300 egg masses found on this single tree. July 2004.
1255001 oak casebearer Coleophora lutipennella Overwintering larva in its pergamentous whitish case. If opened (case), dark brown caterpillar with shiny black head is found inside. Larva feeds with the bud interior almost completely boring inside the still closed bud. Overwintering loci are always on twigs in sheltered crevices near the buds. Case grows as larva gets bigger and after the pupation moths emerge in late spring - summer. Common pest sometimes causing mild damages on pedunculate oak (Quercus robur) stands in Croatia.
1255002 oak casebearer Coleophora lutipennella Boring holes left after the larva of the oak case-bearer consumed the interior of the bud. The buds with such damages will never leaf.
9008004 Limacid slugs normally not regarded as pest since they feed on lichens, wild strawberries, mushrooms and various forest herbaceous plants
9008009 giant ichneumon wasp Rhyssa persuasoria Adult, boring the surface of fir trunk infested with wood wasp larvae.
9008010 giant ichneumon wasp Rhyssa persuasoria
9008011 giant ichneumon wasp Rhyssa persuasoria
9008015 giant ichneumon wasp Rhyssa persuasoria Adult, boring the surface of fir trunk infested with wood wasp larvae.
9008017 giant ichneumon wasp Rhyssa persuasoria

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