Phil Savoie / English oak tree (Quercus robur) in field of cultivated Maize (Zea mays) seedlings, Monmouthshire, Wales, UK, May.
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Stephen Dalton / Barn Owl (Tyto alba) flying from nest in Oak tree, UK
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Doug Wechsler / Dew-covered White oak leaf {Quercus alba} with dew, New Jersey, USA
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Larry Michael / White oak tree {Quercus alba} in winter. Wisconsin, USA
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Larry Michael / White oak with acorns {Quercus alba} Wisconsin, USA
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Larry Michael / White oak trees {Quercus alba} WI, USA - Early autumn Sequence 4/5
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Larry Michael / White oak trees {Quercus alba} WI, USA Summer. Sequence
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Kevin J Keatley / Barn owl {Tyto alba} nest in 200 yr old oak tree {Quercus robur} Dartmoor, Devon, UK
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David Tipling / Aerial view of Oak (Quercus sp.) tree in field of Maize (Zea mays), Somerton, Somerset, UK, August.
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Doug Wechsler / Acorn weevil (Curculio sp.) larva inside White oak (Quercus alba) acorn, cross-section, Pennsylvania, USA. September.
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Doug Wechsler / Woodchuck (Marmota monax) feeding on an acorn from White oak (Quercus alba) tree, Morris Arboretum, Pennsylvania, USA. October.
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Paul Harcourt Davies / The Checche oak, a White oak tree (Quercus alba), which was planted over three centuries ago, landmark in the region, Pienza, Umbria, Italy. October.