Sam Hobson / Northern goshawk (Accipiter gentilis) nestling being ringed, part of an urban goshawk colour ringing study. Berlin, Germany. May 2014.
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Heather Angel / Common rue (Ruta graveolens) flower. Cultivated in herb garden, Surrey, England, UK. Native to Balkan Peninsula.
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Philippe Clement / Common hedgehyssop (Gratiola officinalis) in flower, Belgium, July.
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Philippe Clement / Common rue / Herb-of-grace (Ruta graveolens) flowers, Belgium
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Philippe Clement / Common rue / Herb-of-grace (Ruta graveolens) in flower, Belgium
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Paul Harcourt Davies / Ruby-tailed / Cuckoo wasp (Chrysis comparata) feeding on Rue flower (Ruta graveolens). Podere Montecucco, Orvieto, Italy. June.
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Paul Harcourt Davies / Caterpillar of Common yellow swallowtail butterfly (Papilio machaon), dark morph, feeding on Common rue (Ruta graveolens) as a foodplant, Umbria, Italy. October.
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Paul Harcourt Davies / Caterpillar of Common yellow swallowtail butterfly (Papilio machaon), dark morph, on Common rue (Ruta graveolens) as a foodplant, Umbria, Italy. October.
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Paul Harcourt Davies / Caterpillar of Common yellow swallowtail butterfly (Papilio machaon) on Common rue (Ruta graveolens) as a foodplant, Umbria, Italy. October.