听力音频:
Questions 31 40
Complete the notes below.
Write ONE WORD ONLY for each answer.
Reintroducing the Beaver Population to Britain
Background
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Beavers were once native to Britain but were hunted extensively for their fur, meat, and a substance used in 31. …………
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One of the key concerns about reintroducing beavers is ensuring their long-term 32. ………… from illegal hunting and predators.
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The beaver’s 33. ………… plays an important role in regulating its body temperature and helping it swim efficiently.
Ecological Impact
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The movement of beavers across different water systems is often compared to seasonal 34. ………… seen in other animal species.
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A secretion from beavers was historically used in 35. ………… production due to its strong scent.
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Some people opposed beaver reintroduction, claiming that their dam building activities might cause 36. ………… for local communities.
Environmental Benefits
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The presence of beavers in an area has been linked to an increase in 37. ………… as people visit to observe these animals.
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Beaver dams can help prevent 38. ………… by slowing down water flow and storing excess rainwater.
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The ponds created by beaver activity improve water quality by reducing 39. ………… levels, benefiting local ecosystems.
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Beavers contribute to biodiversity by creating habitats for fish, birds, and 40. …………, which thrive in their modified environments.
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