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...
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...
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....
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...
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...
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...
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...
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...
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...
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...