| 21. | Young birds feed almost exclusively on insects during the first 21 days out of the egg.
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| 22. | Many small birds feed on its fruit, and several mammals eat its twigs and bark.
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| 23. | As well as lakes and swamps, the birds feed in paddocks inundated after heavy rain.
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| 24. | Many water birds feed on it.
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| 25. | Meanwhile, operating funds come from bird-loving contributors and sponsors such as bird feed companies.
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| 26. | The birds feed on leafy vegetables and processed feed pellets and need wide open areas to roam.
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| 27. | Since the birds feed primarily on fish, pollutants like mercury are likely to accumulate in their tissues.
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| 28. | The birds feed on beetles that infest recently dead, old-growth trees just beneath the bark.
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| 29. | Mouse alert : If your name isn't Mickey or Minnie, you're bird feed.
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| 30. | The birds feed by grubbing beneath the surface for roots and rhizomes of their salt-marsh forage plants.
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