Nick Upton / Common glasswort / Marsh samphire (Salicornia europeae) growing on a saltmarsh, RSPB Arne, Dorset, July.
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Nick Upton / A group of Greater flamingos (Phoenicopterus ruber) fly low over salt tolerant scrubland and lagoons, The Camargue, France, May.
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Nick Upton / French Tamarisk / Salt cedar (Tamarix gallica) in flower on Port Cros Island National Park, with Mediterranean forest in the background. Hyeres archipelago, France, May.
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Nick Upton / French Tamarisk / Salt cedar (Tamarix gallica) in flower on a beach on Port Cros Island National Park, with Mediterranean forest in the background. Hyeres archipelago, France, May.
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Nick Upton / French Tamarisk / Salt cedar (Tamarix gallica) in flower on Port Cros Island National Park, on a beach near the harbour. Hyeres archipelago, France, May.
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Colin Monteath / Salt tolerant sedges and grass in tidal zone and Mitre Peak, Milford Sound, Fjordland National Park, New Zealand
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Pete Oxford / Indian Wild Ass (Equus hemionus khur) grazing on salt-tolerant plants, Rann of Kutch, Gujarat, India
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Pete Oxford / Indian Wild Ass (Equus hemionus khur) grazing on salt-tolerant plants, Rann of Kutch, Gujarat, India
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Flip de Nooyer / Glasswort (Salicornia procumbens) colorful salt tolerant shrub, Netherlands
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Nigel Cattlin / A young grey mangrove (Avicennia marina) tree at low tide with aerial roots or pneumatophores sticking up above the sand, Abu Dhabi
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Nigel Cattlin / Young grey mangrove (Avicennia marina) tree at low tide with aerial roots or pneumatophores sticking up above the sand, Abu Dhabi