..they will have to go against their natural instincts... 它们就不得不违背本能

259. He makes sure it's clear before crossing
     雄性首领要确保迟缓的家族成员
260. with the slower members of his family.
     也能安全通过
261. If the group is to get what they need...
     如果黑猩猩群想要得到填饱肚子
262. ..they will have to go against their natural instincts...
     它们就不得不违背本能
263. ..and approach humans.
     而接近人类
264. But their new neighbours are friendly.
     好在新的邻居十分友好
265. And they allow the chimps to collect...
     他们允许黑猩猩采摘

来自《行星地球 第三季 第五集 Planet Earth S03E05 森林》第 262 行