英语 英语 日语 日语 韩语 韩语 法语 法语 德语 德语 西班牙语 西班牙语 意大利语 意大利语 阿拉伯语 阿拉伯语 葡萄牙语 葡萄牙语 越南语 越南语 俄语 俄语 芬兰语 芬兰语 泰语 泰语 泰语 丹麦语 泰语 对外汉语
当前位置:主页 > TAG标签 > 浩瀚沙漠
  • Wild Africa - Deserts 浩瀚沙漠 - 10

    Living underground, mole rats are sheltered from the Kalahari's worst extremes of temperature. We think of deserts as hot places. But nightly temperatures can fall well below zero. At dawn, meerkat s...

  • Wild Africa - Deserts 浩瀚沙漠 - 9

    It’s the wettest of all African deserts, the great Kalahari. The sands of the Kalahari cover more of southern Africa than any other desert. But the higher rainfall here gives it a very distinctive a...

  • Wild Africa - Deserts 浩瀚沙漠 - 8

    Within a month, the spring blooms are finished. The plants now set their seeds, taking advantage of the warm summer winds which sweep the desert. For a while, the karoo just glows. But trouble is stir...

  • Wild Africa - Deserts 浩瀚沙漠 - 7

    In spring , the desert undergoes a remarkable transformation. For just a few weeks a year, the flowers of over 3, 000 different plant species turn this desert into the Garden of Africa. This dazzling...

  • Wild Africa - Deserts 浩瀚沙漠 - 6

    On certain nights, the secret is revealed. Warm, damp air moving in from the mid-Atlantic is transformed to fog as it crosses the cold coastal current. A vast blanket of moisture steadily rolls across...

  • Wild Africa - Deserts 浩瀚沙漠 - 5

    Each melon is a valuable package of moisture and seeds. The plant also benefits from this plunder as its seeds may be carried for fifty kilometers in the elephant's stomach before being dropped in a p...

  • Wild Africa - Deserts 浩瀚沙漠 - 4

    With the spider exposed, it's now a battle between the wasp's paralyzing sting and the spider's jaws. But the wasp has quick reflex es. Cornered, the spider now plays its trump card. Hurling itself do...

  • Wild Africa - Deserts 浩瀚沙漠 - 3

    Pinning the ants to the hot sand surface, the spiders first cook them to death before dragging them under. In the Namib, even the toughest animals struggle with the heat. Gemsbok trek to the crests of...

  • Wild Africa - Deserts 浩瀚沙漠 - 2

    In this barren sea of sand, it's harder for larger animals to find enough to eat. You've got to be a real specialist, like the Namib sand snake. By sidewinding, it can swim its way up the dunes. But i...

  • Wild Africa - Deserts 浩瀚沙漠 - 1

    Africa is dominated by deserts, from the Kalahari in the south to the mighty Sahara in the north. These are fascinating worlds, each one unique, all a challenge. Yet life can conquer them and in the m...

听力搜索