Alex Hyde / Common Hermit Crab (Pagurus bernhardus) in shell of Edible Periwinkle (Littorina littorea). This close up shows the compound eyes. Northumberland, UK. May.
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Alex Hyde / Common Hermit Crab (Pagurus bernhardus) in shell of Edible Periwinkle (Littorina littorea). Photographed on a white background in mobile field studio. Northumberland, UK. May.
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Alex Hyde / Common Hermit Crab (Pagurus bernhardus) in shell of Edible Periwinkle (Littorina littorea). Photographed on a white background in mobile field studio. Northumberland, UK. May.
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Christophe Courteau / Common periwinkle feeding {Littorina littorea} Brittany France
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Nick Upton / Common brittle star (Ophiothrix fragilis) moving over floor of rockpool encrusted with red algae past Common periwinkles (Littorina littorea) and Flat / Purple Top shell (Gibbula umbilicalis) low on a...
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Alex Hyde / Selection of gastropods commonly found in rockpools, clockwise from top left: Periwinkle (Littorina compressa / nigrolineata), Dogwhelk (Nucella lapillus / Thaius lapillus), Common Flat Periwinkle (Li...
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Nick Upton / Beadlet anemone (Actinia equina) with tentacles spread out, alongside adult and young Common periwinkles (Littorina littorea) in a rockpool, North Berwick, East Lothian, UK, July
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Nick Upton / Dense gathering of Common periwinkles (Littorina liitorea) of all ages in a rockpool lined with Coralweed (Corallina officinalis) and Irish moss (Chondrus crispus), North Berwick, East Lothian, July
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Nick Upton / Dense aggregation of Common periwinkles (Littorina littorea) in a rockpool, North Berwick, East Lothian, UK, July
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Nick Upton / Adult Common periwinkle (Littorina liitorea) with well worn shell on rocks encrusted with Common barnacles (Semibalanus balanoides) exposed at low tide, Crail, Fife, July
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Nick Upton / Dense gathering of adult and young Common periwinkles (Littorina liitorea) on red sandstone rocks exposed at low tide, North Berwick, East Lothian, July.
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Nick Upton / Dense gathering of adult and young Common periwinkles (Littorina liitorea) on red sandstone rocks exposed at low tide, North Berwick, East Lothian, July.