The adults close ranks around their young, presenting a wall of blubber and hide. 但成象围成圈保护小象, 构成了一堵坚固的脂肪皮墙
The calf must stay close to its mother to avoid getting lost in the sudden blizzard. 小牛必须紧跟着母亲 才能避免在突如其来的暴风雪中迷路
teams of whales spiral round each other in close coordination. 座头鲸会共同配合 紧密协作
where there is a network of blood vessels close to the surface of the skin 那里的血管网比较贴近皮肤表层
Bats survive by staying close to the skylights, 蝙蝠之所以能生存是因为 它们始终呆在天窗附近
The flock stay in close contact by calling one another. 鹤群通过互相鸣叫保持密切联系
and they know that they're close to water. 它们很清楚水就在不远的前方
Three dogs close in on one impala. 3只野狗紧追一只黑班羚