Nick Upton / Ivy (Hedera helix) flowering in a garden hedge, Wiltshire, UK, September.
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Nick Upton / Ivy (Hedera helix) flowering in a garden, Wiltshire, UK, September.
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Nick Upton / Glistening inkcap (Coprinellus / Coprinus miceus) clump growing on a rotting log under a tree, Wiltshire, UK, September.
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Adrian Davies / Buff-tip moth (Phalera bucephala) caterpillars clustered on Birch leaf. Surrey, UK. August 2017.
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Adrian Davies / Honey waxcap (Hygrocybe reidii) Sussex, UK, November.
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Adrian Davies / Common puffball (Lycoperdon perlatum) Sussex, UK, November.
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Russell Cooper / Sulphur tuft fungi (Hypholoma fasciculare) growing from moss covered tree stump, Banstead Woods SSSI North Downs, Surrey, UK.
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Kim Taylor / Small tortoiseshell butterfly (Aglais urticae) egg mass on nettle leaf. Surrey, England, July.
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Kim Taylor / Small tortoiseshell butterfly (Aglais urticae) egg mass on nettle leaf. Surrey, England, July.
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Ingo Arndt / Branch of tree covered with clusters of Monarch butterflies (Danaus plexippus), due to it being early morning their wings are closed, later they will open to bask in the sun, Michoacan, Mexico.
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Juergen Freund / Little red flying foxes (Pteropus scapulatus) roosting in clusters. Atherton Tablelands, Queensland, Australia.
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Georgette Douwma / Nudibranch (Phyllodesmium longicirrum) with clusters of symbiotic zooxanthellae in the sea slug's tissues, which help provide nutrition. Lembeh, Sulawesi, Indonesia