But it's altogether easier to stay on mother's back. 但总归还是待在妈妈的背上最轻松

110. They provide the only food and water to sustain the family.
     嫩叶提供了这个家庭唯一的食物和水
111. At three months old, the youngster is starting to explore.
     小狐猴三个月大时便开始探索世界
112. All too soon he will have to fend for himself up here.
     很快他将不得不自己上树寻找食物了
113. But it's altogether easier to stay on mother's back.
     但总归还是待在妈妈的背上最轻松
114. If he can master the strange ways of this forest
     如果他能掌握这片森林中特有的生存方法
115. he will have a little corner of Madagascar to himself.
     就能在马达加斯加岛上谋得一席之地
116. Island life encourages animals to do things differently.
     岛屿生态迫使动物另辟蹊径

来自《行星地球 第二季 第一集 Planet Earth S02E01 岛屿》第 113 行