Why does the fossil record not document the series of evolutionary changes during the evolution of animals?

为什么化石记录没有记录动物进化过程中的一系列进化变化？

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In Southwest France in the 1940's, playing children discovered Lascaux Grotto, a series of narrow cave chambers that contain huge prehistoric paintings of animals.

20世纪40年代，在法国西南部，玩耍的孩子们发现了拉斯科洞穴，这是一系列狭窄的洞穴洞穴，里面有巨大的史前动物壁画。

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WHO, jointly with FAO, will convene a series of expert consultations to assess the safety and nutritional aspects of foods derived from genetically modified plants, microorganisms, and animals.

世卫组织与粮农组织联合召开了一系列专家协商，以评估来源于转基因植物，微生物和动物的食品安全性和营养。

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The animals move between a series of "stepping stone" sites off groups of coastal islands between Mexico and Ecuador.

BBC: RELATED BBC SITES

Horse owners and equestrian groups in North Lincolnshire have been urged to get involved in a new campaign after a series of attacks on animals.

BBC: North Lincolnshire attacks spark 'Horse Watch' campaign

Finally, we covered a set of incredible LEGO creations -- from a life-size Wall-E robot made from Lego Mindstorms to a computer built from plastic bricks and a series of amazing Lego animals that invaded the Bronx Zoo.

ENGADGET: Inhabitat's Week In Green: solar-powered stadium, bipod flying cars and biofueled flights