Willem Kolvoort / River snail (Viviparus contectus) Holland
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Willem Kolvoort / River snail (Viviparus contectus) Holland
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Willem Kolvoort / River snail (Viviparus contectus) feeding on river bed, River Czarna Hanca, Poland
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Willem Kolvoort / River snail (Viviparus contectus) feeding on algae on river bed. Holland
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Gerry Ellis / Cedros Cacao Snail on leaf, Los Cedros River Valley, Ecuador
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Gerry Ellis / Snail on leaf, Los Cedros River Valley, Ecuador
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Gerry Ellis / Snail in forest, Los Cedros River Valley, Ecuador
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Piotr Naskrecki / Fig (Ficus sp) fruit with parasitic wasp, Blyde River Canyon, South Africa
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Piotr Naskrecki / Fig (Ficus sp) fruit cross-section with Fig Wasp (Ceratosolen capensis) males that have developed inside fruit, Blyde River Canyon, South Africa
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Piotr Naskrecki / Fig (Ficus sp) fruit cross-section with parasitic wasps that have developed inside, Blyde River Canyon, South Africa
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Piotr Naskrecki / Fig (Ficus sp) fruit with parasitic wasp, Blyde River Canyon, South Africa
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Paul D Stewart / Illustration of tribal chief with Macaw (Ara sp.) feather ornaments. Early Lithographic print by Brodtmann, from Dr. Shinz, 'Naturgeschichte und Abbilldungen der Saugethiere' 1827/1840, with hand colo...
