Thousands of Cape fur seals gather here to breed. 成千上万只非洲毛皮海豹聚集在此繁育
They gather over the forest until, finally... 水汽逐渐集结在森林上空 直到...
The dense shoals, on which so many depend gather only when water conditions are perfect. 只有在水况非常好的情况下 才会出现这样的鱼群聚集
If they are relaxed, it must be safe to come down to the ground and gather the food that lies there 如果白斑鹿显得无拘无束 那么叶猴可以安心从地面上采集食物
But every year, a hundred thousand socotra cormorants gather here to breed. 可每年大约有10万只黑喉鸬鹚在这里繁殖
but they have to change their behaviour if they are to gather what they need on the newly flooded plains. 但若想在这块刚被洪水淹没的草原上觅食 狒狒也得改变自己的习性
they will be forced repeatedly to make the 600-mile round trip to gather food in the ocean. 雪海燕将为觅食而不断往返海陆600英里
allows some animals to gather there in huge numbers. 使得大批动物到此聚集
Markhor gather for their annual rut. 捻角山羊正在举行年度聚会