Some animals run, some hop, some swim, some burrow, and some fly.
有些动物能跑、有些能跳、有些能游、有些能挖洞、有些则能飞。
Some dogs not only bark at animals on the screen, but also run behind the TV looking for them.
有些汪星人不仅会在荧幕前试图与画面上的动物“对话”，还会绕到电视后面“一探究竟”。
Some of the animals were given running wheels in their cages, allowing them to run at will. Most jogged moderately every day for several miles, although individual mileage varied.
一些动物的笼子里安置了跑轮，供它们随意跑动。大多数大鼠每天都会适度地慢跑个几英里，只是具体里程各有不同。
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