Pigeons like to build their nests on windowsills or balconies. If you recognize this …
Tag:
Nature
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Why leaves are green is explained quite simply. They contain chlorophyll, which is a …
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Frogs are amphibians that can live and breathe both on land and under water. …
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A rainbow is formed when the sun shines and raindrops fall or are contained …
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What the Earth’s core is made of – spherical layers. Inside are the heavy …
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To learn what a tooth is made of, you first need to take a …
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The moon always revolves around itself. But if you observe the starry sky on …