animals-凯发k8官网

10-11-30 long a staple（主要的，常用的） of nature documentaries, the somewhat bizarre（奇异的） development of a grub-like pink marsupial（有袋的） embryo outside the mother's womb is curious in another way. duke university researchers have found that the d...

10-11-24 lions, bears, monkeys, crocodiles, parrots and iguanas（美洲蜥蜴） may seem inoffensive at first glance（乍一看） when they're behind bars in zoos. but some exotic species can escape and become invasive species. this has been confirmed by a scientif...

10-09-26 the number of animals in uganda's national parks and game reserves has soared over the past decade, the uganda wildlife authority (uwa) says. 乌干达野生动物协会称，乌干达国家公园和野生动物保护区中的动物数量在过去的十年中猛涨。 the zebra is one of th...

10-09-19 designers of robot pets are fighting a never-ending battle with consumers to provide entertaining and realistic gadgets（小配件，小工具） that respond to human interaction in ever more nuanced（微妙的） ways, mimicking the behavior of real pet anima...

10-08-26 the wildlife conservation society (wcs) and the zoological（动物学的） society of london (zsl) are requesting that the government of tanzania reconsider the proposed construction of a commercial road through the world's best known wildlife sanctuary...

10-05-26 nothing stirred on the african plains. the sun glared down（猛烈照射） and hare crept inside the cool hollow of a baobab（猴面包树） tree for his afternoon nap. suddenly he was wide awake. there was a boom, boom, booming in his ears. and it was gett...

10-05-14 paleontologists（古生物学者） have discovered a rich array of exceptionally preserved（保藏的，腌制的） fossils of marine animals that lived between 480 million and 472 million years ago, during the early part of a period known as the ordovician（奥...

10-05-11 how do children reason about the natural world? how do they understand the relation between human and non-human animals? for decades, the consensus（一致，舆论） was that as young children begin reasoning about the biological world, they adopt an an...

10-03-12 by studying the hydra（水螅） , a member of an ancient group of sea creatures that is still flourishing（繁荣的，盛行的） , scientists at uc santa barbara have made a discovery in understanding the origins of human vision. the finding is published i...

10-03-09 a team of scientists has discovered that the drastic（激烈的，猛烈的） decline in arctic musk ox（麝牛） populations that began roughly 12,000 years ago was due to a warming climate rather than to human hunting. this is the first study to use ancien...