• 全球变暖对热带地区的生物影响最大

    10-10-07 In recent decades documented biological changes in the far Northern Hemisphere have been attributed to global warming, changes from species extinctions to shifting geographic ranges. Such changes were expected because warming has been fastest in the...

  • 利用超级计算机进行海洋生物普查

    10-10-06 After a decade of joint work involving 2,700 researchers from 80 countries, the world's scientists as well as the general public can now access the Census of Marine Life, which provides the first in-depth look at the more than 120,000 diverse(不同...

  • 三分之一灭绝的哺乳动物其实并未灭绝

    10-10-04 Conservationists are overestimating the number of species that have been driven to extinction, scientists have said. 科学家称,环保人士对灭绝物种的数量估计过高。 An okapi: Tracks were seen by researchers five years ago for the first time since 1959....

  • 某雌性海蜗牛可隐藏性别信息

    10-09-14 Sexual conflict is not only a human phenomenon. Scientists at the University of Gothenburg have shown that females of the rough periwinkle(玉黍螺) conceal their gender identity in order to avoid excessive copulation(交配,交尾 ) . The females of...

  • 研究预测物种灭绝的临界点

    10-09-09 What if there were a way to predict when a species was about to become extinctin time to do something about it? Findings from a study by John M. Drake, associate professor in the University of Georgia Odum School of Ecology, and Blaine D. Griffen, a...

  • 约克大学博士生发现新品种蜜蜂

    10-09-01 TORONTO, August 31, 2010 A York University doctoral student who discovered a new species of bee on his way to the lab one morning has completed a study that examines 84 species of sweat bees in Canada. Nineteen of these species including the one Jas...

  • 北美某种蝙蝠可能遭受灭顶之灾

    10-08-06 A new study led by Boston University College of Arts Sciences researchers predicts that one of North America's most common bat species, the little brown myotis(鼠耳蝙蝠属) , will be all but extinct in the Northeast in 20 years due to an emerging d...

  • 科学家解开蝙蝠传播狂犬病之谜

    10-08-06 Most infectious diseases infect multiple host species, but to date, efforts to quantify the frequency and outcome of cross-species transmission (CST) of these diseases have been severely limited. This lack of information represents a major gap in kn...

  • 全球海洋生物分布模型完成

    10-07-30 In an unprecedented effort that will be published online on the 28th of July by the international journal Nature, a team of scientists mapped and analyzed global biodiversity patterns for over 11,000 marine species ranging from tiny zooplankton(浮...

  • 研究:上个世纪海洋浮游植物数量下降

    10-07-29 A new article published in the 29 July issue of the international journal Nature reveals for the first time that microscopic marine algae(海藻类) known as phytoplankton(浮游植物) have been declining globally over the 20th century. Phytoplankton...