• 源泉南方古猿饮食结构之研究

    12-06-28 Australopithecus sediba, believed to be an early relative of modern-day humans, enjoyed a diet of leaves, fruits, nuts, and bark, which meant they probably lived in a more wooded environment than is generally thought, a surprising find published in...

  • 斑马鱼通过“社会学习”获得信息

    12-06-20 Individuals in some species learn information about food, predators, and potential mates indirectly from conspecifics(同种个体) , without taking unnecessary risks by learning directly for themselves ('social learning'). Sarah Zala and Dustin Penn...

  • 水鸟并不总喜欢雨天

    12-06-11 Scientists from the Smithsonian and colleagues have found that waterbird communities can be the canary(金丝雀) in the coal mine when it comes to detecting the health of urban estuary(河口) ecosystems. Their research revealed that the types of wa...

  • 性,是一件好事

    12-06-01 Sure, sex may be fun, but it's a lot of work, and the payoff is by no means(绝不) certain. Scientists have speculated for a long time on why all living things don't simply make like amoebas and split. Now a biologist at Michigan Technological Univ...

  • 某些海底生物被潜艇带往新栖息地

    12-05-27 Marine scientists studying life around deep-sea vents have discovered that some hardy species can survive the extreme change in pressure that occurs when a research submersible(能潜水的) rises to the surface. The team's findings, published in Cons...

  • 巴拿马发现新青蛙品种

    12-05-23 A new bright yellow frog species has been found in the mountains of western Panama. The frog belongs to a species-rich group of frogs, the so called rainfrogs that lack a tadpole(蝌蚪) stage, but develop directly as little frogs inside the egg. Th...

  • 南美发现超大海龟化石

    12-05-21 Picture a turtle the size of a Smart car, with a shell large enough to double as a kiddie(小孩) pool. Paleontologists from North Carolina State University have found just such a specimen -- the fossilized remains of a 60-million-year-old South Ame...

  • 混合细菌种群会共享资源

    12-05-17 New research shows how bacteria evolve to increase ecosystem functioning by recycling each other's waste. The study provides some of the first evidence for how interactions between species shape evolution when there is a diverse community. Predictin...

  • 鸟类羽毛颜色各异加速了进化

    12-05-11 Researchers have found that bird species with multiple plumage colour forms within in the same population, evolve into new species faster than those with only one colour form, confirming a 60-year-old evolution theory. The global study used informat...

  • 1/4品种的石斑鱼几乎绝迹

    12-05-10 Groupers(石斑鱼类) , a family of fishes often found in coral reefs and prized for their quality of flesh, are facing critical threats to their survival. As part of the International Union for Conservation of Nature (IUCN) Species Survival Commissi...