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- Scientists are attempting to compare features of extinct animals with living analogues. 科学家正试图把已灭绝动物的特征与现存类似动物的相比较。
- Those first Americans hunted now extinct animals: wooly mammoths and saber toothed cats, and sheltered themselves in rock overhangs and caves. 第一批美国人发现且现存的动物有：毛象和剑齿猫，他们栖息于突出的岩石下和洞穴内。
- In Australia, researchers precisely dated bone specimens of elephant-sized marsupials, giant snakes, huge lizards and other extinct animals. 在澳洲，研究者们精确测定了体大如象的有袋类动物、巨蛇、巨蜥以及其他一些已绝灭动物标本的年代。
- Dinosaurs are extinct animals. 恐龙是已经绝种的动物。
- Pask told AFP in a telephone interview that while recreating extinct animals might be possible one day, it could not be done with the technique his team used on the Tasmanian tiger. 柏斯克在法新社的电话访问中表示，虽然使绝种动物重生的技术有朝一日可能会出现，但那将会跟他用在塔斯马尼亚虎的方式不一样。
- In a study published this week in the Journal of Zoology, they examine the method traditionally used to estimate the weight of extinct animals from their fossilised bones and find it wanting. 本周，动物学学报报道了他们检验了一般通过其化石骨骼估计灭绝动物体重的传统方法，但是发现此方法存在缺陷。
- In the late Pleistocene, at least four elephant species lived in North America.Under a scientific framework, captive elephants in the U.S. could be introduced as proxies for these extinct animals. 北美洲在更新世晚期至少有四种象科动物，因此就科学理论来说，豢养的大象应该可以引进美国，当做那些已灭绝动物的分身。
- horses; asses; zebras; extinct animals. 马；驴；斑马；相关存在动物。
- hyraxes and some extinct animals. 蹄兔和一些绝迹的动物种类。
- taxonomic kingdom comprising all living or extinct animals. 包含所有现存或已灭绝动物的分类。
- Nothing could rekindle her extinct passion. 她激情已逝，无从心回意转。
- Animals are often personified in fairy tales. 动物常在童话中被拟人化。
- My hope of getting some employment was extinct. 我要找到工作的希望落空了。
- The passenger pigeon is extinct. 旅鸽已绝种。
- Dinosaurs have been extinct for millions of years. 恐龙已绝种几百万年了。
- Many animals and birds are now extinct. 许多鸟兽现已绝种。
- Injecting animals is all in a day's work for a vet. 给动物注射是兽医的日常工作。
- Speeches distinguish human beings from animals. 人类和动物的区别在于人会说话。
- Most animals are soft and fluffy when first born. 大多数动物刚出生时都很软，身上有绒毛。
- The animals were fastened by tether. 那群牲畜被绳子拴着。
