Guy Edwardes / Flowering Fleabane (Erigeron glaucus) with Portland Bill Lighthouse in the distance, Isle of Portland, Dorset, England, June 2006
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Doug Wechsler / Tiger swallowtail butterfly {Papilio glaucus} female resting on trumpetweed. USA.
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Nick Upton / Weevil (Phyllobius glaucus) preparing to take off from an old post, Wiltshire meadow, UK, April.
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Julian Hume / Illustration of extinct parrots. Clockwise from top right: Cuban red macaw (Ara tricolor) - extinct 1864,Cuba,West Indies; Jamaican red macaw (Ara gossei) - extinct 1765,Jamaica,West Indies; Rodrigues...
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LYNN M. STONE / European Praying Mantis (Mantis religiosa) feeding on a Tiger Swallowtail Butterfly (Papilio glaucus) in a cluster of Ironweed (Vernona altissima) flowers. Connecticut, USA
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LYNN M. STONE / European Praying Mantis (Mantis religiosa) feeding on a Tiger Swallowtail Butterfly (Papilio glaucus) in a cluster of Ironweed (Vernona altissima) flowers. Connecticut, USA
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LYNN M. STONE / Eastern Tiger Swallowtail butterfly (Papilio glaucus), male, feeding on nectar of Pink Thistle, Illinois, USA
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LYNN M. STONE / Eastern Tiger Swallowtail butterfly (Papilio glaucus), dark phase female, on Pink Thistle in tallgrass prairie remnant, Illinois, USA (an intermediate phase between the typical yellow and the entirely...
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Guy Edwardes / Flowering Fleabane (Erigeron glaucus) with Portland Bill Lighthouse in the distance, Isle of Portland, Dorset, England, June 2006
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Claudio Contreras / Dwarf gecko (Sphaerodactylus glaucus) on leaf, Montes Azules Biosphere Reserve, Lacandon Rainforest, Mexico, August
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Jerry Monkman / Eastern tiger swallowtail butterfly {Papilio glaucus} Sabins Pasture, Vermont, USA
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Hanne & Jens Eriksen / Buck's horn groundsel {Senecio glaucus} in bloom amongst rocks, Ras Al Khaimah, United Arab Emirates
