Travelling alone is ideal for unobtrusively observing. Whether in a forest or a crowd, the single traveller can watch, listen, and learn with a minimum of disruption.
The paper introduced the tigers 'biological habits and their main distribution, which is also an ideal habitat in mountainous forest in the middle of Naming Mountains.
本文介绍了华南虎生物学习性，提出南岭中段山地林区是华南虎现今分布的中心地带，并有较理想的栖息地。
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Studies on the air irons, phytoncidere, bacteria content in forest air and forest climate show that forest is an ideal place for human's leisure and healthcare activities.