英语听力：自然百科大堡礁：自然奇迹—10

But even he has his limits. On the reef, there seem to be an almost infinitely variety of ways of feeding, some fish even cultivate their own food. So they're very protective of it. There's one fish species that is so good at defending its particular

发表于:2018-12-26 / 阅读(49) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—7

Some are little more than rocks, others substantial mountains, covered in woodland. The first British person to see that was captain Cook, who stood here in 1770, and for the first time, realized the scale of the Great Barrier Reef. He also realized

发表于:2018-12-26 / 阅读(53) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—25

Because of their sophisticated senses and remarkable physique, white tips are great reef hunters. At night, they turn it into an art form, better than all other sharks. We expect sharks to be hunters, but after dark, the reef itself becomes one giant

发表于:2019-01-22 / 阅读(41) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—13

Some come and go in a matter of days. Others build and grow and can last for years. As plants take root and protect them from the elements. -The first glance of my seen that zone cave that pretty in hospit of the environment, but actually can support

发表于:2019-01-22 / 阅读(41) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—14

It is also the largest green turtle breeding ground in the world. Having mated ashore, thousands of females pull themselves up the beach to lay their eggs. The record is 26,000 turtles in a single night. They turn a remote desert island into a clowde

发表于:2019-01-22 / 阅读(48) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—16

With the tropical sun beating down,the exposed flat is one of the most hostile environment on the reef.for a fish caught out here,it should mean certain death.But not for this one.It's an epaulette shark,it can't breath out of water,but it survives h

发表于:2019-01-22 / 阅读(43) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—20

A coral reef during the day is a very different place from a coral reef at night. The atmosphere changes completely. The day shift has logged off, and the night shift has gone to work. It's mean and moody, and the animals here mean business. Just as

发表于:2019-01-22 / 阅读(44) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—21

The day shift is still here of course, it's just hidden. But it's difficult to find somewhere big enough to hide if you are the size of a turtle. -This green turtle is found in self a little litchi, and it is tucking it for the evening. Hello, big fe

发表于:2019-01-22 / 阅读(49) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—22

The snail appears to release chemicals that paralyse its victim. The goatfish seems powerless to escape as it's swallowed alive. Moments later, a venomous barb inside the snail puts the fish out of its misery. In a place where even seashells are dead

发表于:2019-01-22 / 阅读(48) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—24

Their snake-like bodies can even wriggle into crevices. And they can fold their dorsal fin flat to squeeze through small holes. If discovered, a sleeping parrotfish wouldn't stand a chance. Once the first shock has caught its prey, the smell and comm

发表于:2019-01-22 / 阅读(65) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—6

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2019-01-22 / 阅读(54) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—7

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—8

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—9

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—5

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—4

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—3

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自然百科2014年

英语听力：自然百科大堡礁：自然奇迹—30

A baby G,only a centimeter in length,that will one day grow into a giant,over 2 meters long.Most reef animals have tiny babies like these,carried at the mercy of the currents.Many have some ability to direct themselves and even the young corals can s

发表于:2019-01-22 / 阅读(51) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—30

发表于:2019-01-22 / 阅读(65) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—31

发表于:2019-01-22 / 阅读(64) / 评论(0)

自然百科2014年

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3-Deoxy-manno-octulosonate-8-phosphatase