Ross Hoddinott / Small pearl-bordered fritillary (Boloria selene) butterfly on oxeye daisy (Leucanthemum vulgare), Marsland mouth, North Devon, UK. May 2017.
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Ross Hoddinott / Small pearl-bordered fritillary (Boloria selene), Marsland mouth, Cornwall/Devon, UK. May 2017.
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Ross Hoddinott / Two small pearl-bordered fritillary butterflies (Boloria selene) resting on bluebell, Marsland mouth, North Devon, UK. May 2017.
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Ross Hoddinott / Small pearl-bordered fritillary butterfly (Boloria selene), Marsland mouth, Cornwall, UK. JUne 2016.
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Sebastian Kennerknecht / Snowy Plover (Charadrius nivosus) biologist, Ben Pearl, picking up chick from mud flat in salt pond, Eden Landing Ecological Reserve, Union City, Bay Area, California
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Wim van den Heever / Pearl-Spotted Owl (Glaucidium perlatum) perched on a branch. Okavango Delta Botswana
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Alex Mustard / Group of predators hunting together, in an example of 'Nuclear foraging'. The Moray eel (Gymnothorax javanicus) flushes out prey, and is followed by a Napolean wrasse (Cheilinus undulatus) and a Bluef...
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Juan Manuel Borrero / Pearl cichlid (Geophagus brasiliensis) captive, occurs in Brazil and Uruguay.
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Richard Du Toit / Pearlspotted Owl (Glaucidium perlatum) on branch, Kgalagadi, South Africa
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David Woodfall / Small Pearl bordered fritillary butterfly (Boloria selene) in grass, Radnorshire Wildlife Trust Nature Reserve, Wales, UK, June.
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Linda Pitkin / 2020VISION / Freshwater pearl mussels (Margaritifera margaritifera) on river bed, Ennerdale Valley, Lake District NP, Cumbria, England, UK, October 2011
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Juergen Freund / Cultured Golden South Sea pearls of the Pearl oyster (Pinctada maxima) Jewelmer pearls, Philippines
