David Woodfall / Little tern (Sterna albifrons ) with newly hatched chick, feeding sand eel-Hyperoplus spp.Indicator of climate change as Little terns are only able to feed in top layer of sea water , and as sea warms up sand eels move to deeper colder water meaning that they are unable to reach their main prey item .
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Niall Benvie / Giant sequoia trees (Sequoiadendron giganteum) part of the The Ben More Redwoods, Benmore Botanic Garden, Scotland, UK, July.
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Chris Mattison / US Highway 198 passing through the Sequoia National Park, California, USA, May.
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Chris Mattison / Giant sequoia (Sequoiadendron giganteum) tree trunk, Sierra Nevada, California, USA, May.
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Chris Mattison / Giant sequoia (Sequoiadendron giganteum) tree trunk, Sierra Nevada, California, USA, May.
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Chris Mattison / Giant Sequoia (Sequoiadendron giganteum) Sierra Nevada, California, USA, May.
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Chris Mattison / Bark of Giant Redwood tree (Sequoiadendron giganteum) Sequoia National Park, California, USA, May.
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Floris van Breugel / Pacific Dogwood Tree (Cornus nuttallii) and Giant Sequoia (Sequoiadendron giganteum), Sequoia / Kings Canyon National Park, California, USA.
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Jouan Rius / Giant sequoia tree (Sequoiadendron giganteum) Mariposa grove, Yosemite National Park, California, USA, November 2012.
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Jouan Rius / Trunks of giant sequoia trees (Sequoiadendron giganteum) Sequoia National Park, California, USA, November 2012.
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Jack Dykinga / White Fir (Abies concolor) trunks covered with moss amid Giant sequoia (Sequoia dendrongiganteum) grove, Sequoia National Park, California, USA.
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Jack Dykinga / Giant Sequoia (Sequoiadendron giganteum) tree trunk with marks from fire, White fir (Abies concolor) trees in background, Sequoia National Park, California, USA.
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Jack Dykinga / Giant sequoia (Sequoiadendron giganteum) tree trunks with White firs (Abies concolor) in background, framed by blooming Western dogwood (Cornus nuttallii), Sequoia National Park, California, USA.