to try and find easier hunting. 寻找更易于捕捉的猎物

156. To say the least.
     这么说毫不夸张
157. By midwinter, the snow is so deep
     深冬时节积雪实在太深
158. that bobcats are forced to leave their territories
     山猫被迫离开他们的领地
159. to try and find easier hunting.
     寻找更易于捕捉的猎物
160. And this bobcat may be in luck.
     但这只山猫运气不错
161. For this particular valley is blessed.
     因为这个山谷得自然之眷顾
162. A river here never freezes.
     这条河永不结冰

来自《行星地球 第二季 第二集 Planet Earth S02E02 山脉》第 159 行