The data from this experiment is shown in the following graph. The black arrows indicate the time of bark removal.

下图为此实验所得之数据结果，黑色箭头表示树皮被移除的时间。

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The most significant threat to bats is habitat clearance, particularly the removal of the old forest wood where they roost in hollows or under the bark of trees.

对蝙蝠最严重的威胁来自对其栖息地的彻底破坏，特别是对老林区的砍伐，威胁最大。老林区的树洞或树皮内，是蝙蝠赖以栖息的地方。

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