When the grass they like best is available in midsummer, they fatten up on it till their fur is a rich dark-brown, and they waddle so slowly on their short paws, their bellies touching the ground, that you can easily catch any number of them.

• 到了夏至后，发青的酥油草把它们养得胖墩墩，圆滚滚。 这时它们的毛色麻黄发亮，肚子拖着地面，短短的四条腿行走迟缓，正可以大量捕捉。