单词：ornithological biology
单词：ornithological biology 相关文章
biology class This happened in a university biology class. The professor was explaining that sperm has a high concentration of dextrose. One freshman girl who looked puzzled asked, Then why doesn't it taste sweet? Notes: 1. This happened in a univers
英语笑话（MP3+文本）
Britain Bird numbers Out of the woods 英国 鸟类数量 离开树林 Good news on the bird populationbut not for everyone 鸟类数量的捷报但并非对所有人 British birdwatchers are used to bad news. House sparrow numbers have fallen from a
经济学人要闻
Back here are specimens collected by Joseph Banks in Australia, 这里放着约瑟夫班克斯在澳大利亚采集的标本， Alexander von Humboldt in Amazonia, Darwin on the Beagle voyage, and much else that is either very rare or historically im
万物简史
Canada Geese Taking a Winter Staycation Over the last few decades, Canada geese have been wintering further and further north, which was interesting, because the winters have gotten a little more mild over the last few years, but still its pretty col
2018年科学美国人2月
Ornithological trends 英国鸟类迁徙趋势 This bird has flown 有所改变 Why some species are thriving outside southern England 为什么英格兰南部有些物种开始兴盛？ WHEN people talk about a north-south divide in Britain they are
经济学人文艺系列
In an attempt to reestablish order, the British in 1842 proclaimed a new set of rules called the Stricklandian Code, 为了重新统一步调，英国人于l842年宣布了一套新的规则，叫做斯特里克兰法则， but the French saw this as
万物简史