Ann & Steve Toon / Arctic tern (Sterna paradisaea) with sandeel. Inner Farne, Northumberland, UK. July.
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Andy Trowbridge / Puffin (Fratercula arctica) standing on Sea thrift (Armeria maritima) with wings out stretched with a beak full of sand eels. Close-up portrait. Fair Island, Shetland Islands, Scotland, July.
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Andy Trowbridge / Atlantic Puffin (Fratercula arctica) in flight, coming into land with beak full of sand eels (Ammodytes tobianus). Fair Isle, Shetland Islands, Scotland, UK, July.
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Tony Wu / Korean sandlance (Hypoptychus dybowskii) embryos developing inside eggs, on Sargassum, close up. Hokkaido, Japan. May.
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Tony Wu / Korean sandlance (Hypoptychus dybowskii) egg clusters on Sargassum (Sargassum horneri). Fish produce sticky secretion in kidneys that adheres eggs to Sargassum. Hokkaido, Japan. May.
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Nick Hawkins / Sand lance (Ammodytes americanus) large shoal of fish, coastal shallows, south shore of Nova Scotia, Canada, July.
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Sue Daly / Shoal of Lesser sand eels (Ammodytes tobianus), Sark, British Channel Islands, UK, August.
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Nick Hawkins / American sandlance (Ammodytes americanus) school in shallow waters, Borgle's Island, Nova Scotia, Canada, September.
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Nick Hawkins / American sandlance (Ammodytes americanus) school in shallow waters, Borgle's Island, Nova Scotia, Canada, September.
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SCOTLAND: The Big Picture / Atlantic puffin (fratercula arctica) with Sand eels, amongst thrift, Fair Isle, Shetland, Scotland, UK, July.
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Brent Stephenson / Atlantic puffin (Fratercula arctica) flying with a beak full of Sand eels (Ammodytidae sp) Vigur Island, Isafjardardjup, Iceland, July.
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Brent Stephenson / Atlantic puffin (Fratercula arctica) flying towards burrow with beakful of sandeels (Ammodytidae) Vigur Island, Isafjardardjup, Iceland. July.