Remains of Discokeryx xiezhi- a relative of modern giraffes that lived about 17 million years ago have been found in northern China. Their unusual features(特征) have offered new ideas to why these plant -eating animals developed their unusual shape.The giraffe's neck is often used to show ...
Most of the DNA was similar to moss, algae and invertebrates found in Antarctica, but some of it could not be identified. "The results from this study give us a tantalising glimpse of what might live beneath the ice in Antarctica -- there might even be new species of animals a...
From creatures the size of office blocks to those that are only visible when viewed under a microscope, the following 10 newly-discovered animals, plants, and microbes are both beautiful and bizarre. Every year, on May 23rd, the College of Environmental Science and Forestry announces the “Top ...
CrayfishInvertebrates are a very diverse group of animals, showing a wide spectrum of life strategies and adaptations. They often exhibit very complex behavioural and social patterns. In crayfish, the largest freshwater invertebrates, we found a new behavioural pattern, burying their own exuviae after...
C.the giant penguins survived and grew after the extinction of most larger animalsD.the exact reason for giant penguins' extinction has already been found out35.The author wrote this passage in order to ___.A.explain how ancient giant penguins became extinctB.inform people of newly discovered...
These newer animals may also have hunted the giant penguins.独家原创试题W * fossil /'fDsl/ n.化石 ** reveal /rI'vi:l/ v.显露禁 marine /ma'ri:n/ adj. 海洋的㵘 mammal /'maeml/n.哺乳动物1. Why is the Canadian hockey player Sidney Crosby mentioned in the first paragraph? A. To...
Furthermore, all known Gon4l/Udu-interacting proteins鈥攁s found in this study, in previous reports, and in online resources鈥攚ere investigated by Phenotype Enrichment Analysis. The most enriched phenotypes identified include increased embryonic tissue cell apoptosis, embryonic lethality, increased T ...
He found that most of the animals, numbering about 500, only spend the winter in that part of the Red Desert. During spring, the deer travel 50 miles north across the desert to the west side of the Wind River Mountains, where they join with 4,000-5,000 other deer that winter in the...
Today, there are more known species of arthropod than any other group of animals on Earth. Parry said their adaptable head and appendages, which he described as a “biological Swiss army knife,” were one reason why the group had thrived for so long. “Sometimes we see fossils preserved ...
C. The larger animals in or near the water. D. Lack of food. 相关知识点: 试题来源: 解析 1.A 细节理解题。第一段第三句表明,科学家估计它比克罗斯比重9 千克,且根据第二段第一句可知,在新西兰发现的企鹅化石比其他任 何古老的企鹅都大。故应选A项。 2.C 细节理解题。第一段第三句说明...