• Il Pleut

    13-10-11 Il Pleut Ann Lauterbach And the ghosts of Galileo and Apollinaire are meeting in a room reserved for those in mourning for acts of insight that link perception(知觉,看法) to understanding. They inhale(吸气) clouds that promise a more thorough o...

  • 家禽网状内皮增生病病毒的进化史

    13-08-28 A new study by Anna Maria Niewiadomska and Robert Gifford, of The Aaron Diamond AIDS Research Center, New York, reveals that reticuloendotheliosis(网状内皮组织增殖) viruses (REVs), which originated in mammals, spread to birds as a result of medica...

  • 尾骨缩短加速鸟类飞行技能的进化

    13-08-14 A radical shortening of their bony tails over 100 million years ago enabled the earliest birds to develop versatile(多才多艺的) legs that gave them an evolutionary edge, a new study shows. A team led by Oxford University scientists examined fossil...

  • 幼鸟睡眠模式与哺乳动物幼仔相同

    13-08-05 Baby birds have sleep patterns similar to baby mammals, and their sleep changes in the same way when growing up. This is what a team from the Max Planck Institute for Ornithology and the University of Lausanne found out working with barn owls in the...

  • 非洲环境保护区有效保护鸟类的生存

    13-06-21 The protected area network in Tanzania is playing a vital role in the survival of savannah(大草原) bird species as they move west in response to climate and environmental changes, according to new research led by the University of York. Using data...

  • 人口增长给哺乳类与鸟类带来生存压力

    13-06-20 The ongoing global growth in the human population will inevitably crowd out(挤出,推开) mammals and birds and has the potential to threaten hundreds of species with extinction within 40 years, new research shows. Scientists at The Ohio State Unive...

  • The Willow-Wren

    13-06-08 In former days every sound still had its meaning and application. When the smith's hammer resounded, it cried, Strike away! strike away. When the carpenter's plane grated, it said, Here goes! here goes. If the mill wheel began to clack, it said, Hel...

  • 鸟类鸣叫声可体现其优势与不足

    13-05-22 Having the biggest playlist doesn't make a male songbird the brainiest of the bunch, a new study shows. For songbirds, singing a lot of songs indicates a bird is smart, but that signal is not necessarily indicative of intelligence for everything, sa...

  • 人类语言进化与鸟鸣声

    13-02-24 The sounds uttered by birds offer in several respects the nearest analogy(类似) to language, Charles Darwin wrote in The Descent of Man (1871), while contemplating how humans learned to speak. Language, he speculated, might have had its origins in...

  • 文化演变改变了鸟鸣声

    13-01-30 Thanks to cultural evolution, male Savannah sparrows are changing their tune, partly to attract the ladies. According to a study of more than 30 years of Savannah sparrows recordings, the birds are singing distinctly different songs today than their...