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[探索发现] 探索发现:北美大平原 American Serengeti(10)
Colombian mammoths had to feed almost round the clock to fuel their bulky bodies. 哥伦比亚猛玛象每天24小时都在不停地进食来供养它庞大的身体。But as the ice age ended, food was not the mammoths' biggest problem. 随着冰河时代的终结，猛犸..2013-04-17 编辑：phoenix
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[探索发现] 探索发现:北美大平原 American Serengeti(9)
Bison calves are born in summer and can run within a few hours of their birth. 野牛幼崽在夏季出生，在出生后短短几小时之内就能奔跑。They have no choice. The herd won't wait in its eternal quest to find new grazing. 它们别无选..2013-04-12 编辑：phoenix
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[探索发现] 探索发现:北美大平原 American Serengeti(8)
The Osage orange seeds were carried far across the plains, 桑橙种子在平原上被带的很远，before being deposited, pre-packed in their fertilizer growbags, ready to take root.它们在重新觅得肥沃的居所之前就已经做好了生根发芽的准备。2013-04-08 编辑：phoenix
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[探索发现] 探索发现:北美大平原 American Serengeti(7)
堆积起来的花粉给我们展现出了一万三千年前大草原的图景，该图景看起来与今日辽阔的平原草场有很大不同。2013-04-03 编辑：Rainbow
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[探索发现] 探索发现:北美大平原 American Serengeti(6)
这片区域过去是泉水供养的池塘，有充足的水源。 猛犸象就曾经尝试过到此饮水。但当它往回爬的时候，河堤又陡又滑。2013-04-01 编辑：Rainbow
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[探索发现] 探索发现:北美大平原 American Serengeti(5)
Mud from the ancient riverbanks is good for building nests. 古老河岸边的泥浆有利于筑巢。2013-03-28 编辑：Rainbow
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[探索发现] 探索发现:北美大平原 American Serengeti(4)
The death throes of the last great ice age left a signature that we can read today. 我们可以看到上一个大冰期动物们垂死挣扎的印迹。2013-03-22 编辑：Rainbow
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[探索发现] 探索发现:北美大平原 American Serengeti(3)
Claw marks gouged into the cave wall showed the bear was not killed direct by the fall. It made a desperate attempt to climb back out. 山洞墙壁上挖凿的爪印显示出熊并非死于直接坠亡。它曾绝望地想爬出这个山洞。2013-03-21 编辑：Rainbow
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[探索发现] 探索发现:北美大平原 American Serengeti(2)
Within the next few hundred/ years, many ice age animals vanished forever. 接下来的数百年，许多冰河期动物永远消失了。2013-03-15 编辑：Rainbow
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