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Student measuring oxygen produced by pond weed (lower left) As the pond weed photosynthesises it produces oxygen This is collected and the volume
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Water lilies blooming in a pond in Nara Park
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Water lilies blooming in a pond in Nara Park
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Water lilies blooming in a pond in Nara Park
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Water lilies blooming in a pond in Nara Park
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White water lilies blooming in the pond
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Scenery of pond with water lilies in bloom
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Ruddy-breasted crake or ruddy crake Porzana fusca India by ZoonarRealityImages
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Water lilies bloom in a pond in Nara Park
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Water lilies bloom in a pond in Nara Park
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Water lilies bloom in a pond in Nara Park
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Water lilies bloom in a pond in Nara Park
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Water lilies bloom in a pond in Nara Park
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Water lilies bloom in a pond in Nara Park
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Common toad European toad (Bufo bufo) covered in duckweed in pond by alimdi Arterra Philippe Clément
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Frog-kun on lotus AI-generated image
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Frog-kun on lotus AI-generated image
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Frog-kun on lotus AI-generated image
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Duckweed and frogbit European frogs-bit (Hydrocharis morsus-ranae) floating leaves in pond native to Europe by alimdi Arterra Philippe Clément
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Water lilies blooming in the pond
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mallard duck
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mallard duck
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mallard duck
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mallard duck
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Pink water lilies blooming in the pond
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