There have been numerous well-documented extinctions of indigenous species caused by the introduction of non-indigenous predators and pathogens.
由于引入了非本地的捕食者和病原体,已经有许多本土物种灭绝的记录,证据确凿。
There have been numerous well-documented extinctions of indigenous species caused by the introduction of non-indigenous predators and pathogens.
由于引入了非本地的捕食者和病原体,已经有许多本土物种灭绝的记录,证据确凿。
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