Piotr Naskrecki / Bearded Weevil (Rhinostomus barbirostris) species displays interesting sexual polymorphism, Costa Rica
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Nick Upton / Jumping tree bug / Capsid bug (Calocoris nemoralis), in one of its many colour forms, foraging on Crown daisy (Chrysanthemum coronarium), Corsica, France, May.
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Willem Kolvoort / Shells of the Land snail {Polymita picta} showing colour variation, endemic to the far East of Cuba near Baracoa, very useful for coffee growth because it eats the fungi on the coffee plant. 1993.
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Willem Kolvoort / Shells of the Land snail {Polymita picta} showing colour variation, endemic to the far East of Cuba near Baracoa, very useful for coffee growth because it eats the fungi on the coffee plant. 1993.
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Willem Kolvoort / Woman viewing shells of the Land snail {Polymita picta} showing colour variation, endemic to the far East of Cuba near Baracoa, Museum of Holguin, Cuba 1993.
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Willem Kolvoort / Shells of the Land snail {Polymita picta} showing colour variation, endemic to the far East of Cuba near Baracoa, Museum of Holguin, Cuba 1993.