- an adult can put on 180 kilos gorging on plants
一只成年灰熊靠吃植物能长一百八十公斤 - and, if they can catch them...
要是能再... - a marmot or two.
逮几只土拨鼠就更好了 - But just now, the bears have something else on their minds.
但现在灰熊们还有其他事情要做 - It's becoming warmer,
天气转暖 - and the bears are keen to shed their thick winter coats.
灰熊急切地想脱下它们厚重的冬衣 - Mothers show the cubs what to do about this.
母熊给小熊们做了示范