Colin Varndell / Freshly opened Hazel (Corylus avellana) foliage in spring, Backlit with morning sunlight, Dorset, UK, May
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Niall Benvie / Stream running through natural old Hazel (Corylus avellana) woodland, near Golspie, Sutherland, Scotland, UK, May 2009
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Colin Varndell / Hazel catkins (Corylus avellana) releasing pollen. Dorset, England, UK February
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Ross Hoddinott / Close-up of Hazel inflorescence (Corylus avellana) in spring, with both male catkins and female flower visible, near Bradworthy, Devon, UK. March 09.
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Kim Taylor / Hazel {Corylus avellana} leaf, in late summer, UK.
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Nigel Cattlin / Hazel nuts (Corylus avellana) maturing on tree in summer. Berkshire, England, UK. July.
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Heather Angel / Hazel (Corylus avellana) catkins dispersing pollen with female flower above on branch. Controlled condition.s Surrey, England, UK.
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Gary K. Smith / Common redpoll (Carduelis flammea) perched on corkscrew hazel with catkins, England, UK. March.
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Gary K. Smith / Siskin (Carduelis spinus) perched on corkscrew hazel with catkins, England, UK. March.
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Gary K. Smith / Common redpoll (Carduelis flammea) male, perched on corkscrew hazel with catkins, England, UK. March.
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Gary K. Smith / Goldfinch (Carduelis carduelis) perched on corkscrew hazel with catkins, England, UK. March.
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Andy Sands / Hazel (Corylus avellana) close up image of female flower, Hertfordshire, England, UK, February, Focus Stacked
