另一个是对一些在北美丧失的进化和生态潜力进行恢复。
The other is to restore some of the evolutionary and ecological potential that has been lost in North America.
在每一次物种大灭绝后,都有一次突然的进化爆发,因为会有新物种出现来填补灭绝创造的生态位。
Following each mass extinction, there is a sudden evolutionary burst as new species develop to fill the ecological niches opened by the event.
争夺同一生态资源的物种趋向于朝着依赖不同资源的方向进化;而相互竞争的物种会逐渐改变他们的活动范围,使其领地不再重叠。
The physical structure of species competing for resources in the same ecological niche tends to gradually evolve in ways that allow them to occupy different niches.
生物学上的假设包括生态变化,这些变化是由昆虫和开花植物之间的共同进化,或海洋中以海底生物为食的捕食者的进化所带来的。
Biological hypotheses include ecological changes brought about by the evolution of cooperation between insects and flowering plants or of bottom-feeding predators in the oceans.
田纳西大学生态学和进化生物学教授唐·史密斯说:“只有一小部分外来物种会在新栖息地引发问题。”
"Only a small percentage of alien species cause problems in their new habitats," said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.
“只有一小部分外来物种会在它们的新栖息地引发问题。”田纳西大学生态学和进化生物学教授唐·史密斯说。
"Only a small percentage of alien species cause problems in their new habitats,'' said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.
他们究竟填补了哪些进化中的生态位有待讨论,主要是因为在过去50年里没有人见过棘龙的骨骼。
Just what evolutionary niche they filled is up for debate, largely because no one has seen a spinosaurus skeleton for the last 50 years.
斯图尔特•布兰德在《共同进化季刊》中写道:“没错,生态系统是一个完整系统,而共同进化则是一个时间意义上的完整系统。
Stewart Brand wrote in CoEvolution Quarterly: "Ecology is a whole system, alright, but coevolution is a whole system in time.
如果说生态系统是在维持的话,那么共同进化则是在学习。
就像生物学:一个一群微生物混杂地交换基因和特性的生态系统,进化加速了。
It's like biology: in an ecosystem where microbes are promiscuously swapping genes and traits, evolution speeds up.
“想像你每天和同样的三个人出去玩,”珀拉德补充道,他是洛杉矶加州大学生态学与进化生物学学院的一名研究人员。
"Imagine if you hung out with the same three people every day," added Pollard, a researcher in the Department of Ecology and Evolutionary Biology at the University of California, Los Angeles.
马达加斯加因其细小动物而著称,那些迷你动物因岛上独特的生态系统而进化成那么小样子。
Madagascar is famous for its tiny creatures, which have evolved that way because of the island's unique ecosystem.
就如许多引进的物种一样,美国貂也能通过生态系统杀出一片生机,因为它们没有本土的天敌,而它们所掠食的物种还没有进化到可以躲避它们的掠食。
Like many introduced species, American mink can slash their way through the ecosystem, as they have no native predators, and their prey species haven't evolved to avoid them.
《被子植物的风媒进化》——生态学及进化论趋势17:361 - 369。
"The evolution of wind pollination in angiosperms." Trends in Ecology and evolution 17:361-369.
生态系统也会发现自己受气候变化影响,对许多濒危物种的危害会比远超过生物进化所带来的危害。
Ecosystems will find themselves subject to climates far removed from those they evolved in, endangering many species.
物种一旦消失就再也找不回来了,随物种一同丢失的可能还有某种疾病的治愈之法、对进化史的新见解、生态链中的其他关键角色等等。
Species can be lost forever, and with it, possible cures for disease, insights into the history of evolution, critical members of ecosystems.
“他们可能和陆地生态系统一样古老,”瑞典乌普萨拉大学进化生物学家桑德拉·巴尔道夫(SandraBaldauf)说。
They may be as old as the terrestrial ecosystem, ” said Sandra Baldauf, an evolutionary biologist at Uppsala University in Sweden.
当然我们也可能是银河系星际生态系统的一份子,在这个大型的生态系统里,我们与其他文明种族在同一片星空下争夺资源、谋求进化。
Likewise, we could belong in a galactic ecosystem, where alien civilizations compete for resources, co-exist and evolve accordingly.
TrevorPrice是伊利诺斯州芝加哥大学的一名进化生态学家,他说,由于感官变化驱使的物种形成,作者提出充分的理由,令人佩服。
Trevor Price, an evolutionary ecologist at the University of Chicago in Illinois, says that the authors make a compelling case for speciation driven by sensory changes.
植物学家说,早在160年前进化论之父查尔斯·达尔文似乎就在一个热带生态系统中扮演了上帝的角色,而且达尔文造就的这个结果可能能够为未来对火星进行环境改造的实验提供借鉴。
The father of evolution apparently played God with a tropical ecosystem 160 years ago, and the results could inform future experiments to terraform Mars, botanists say.
——哈曼·辛格·吉尔,博士,石溪大学生态学及进化论系。
AMAN SINGH GILL, Ph.D. student in the ecology and evolution department at Stony Brook university.
庭院或是城市公园的那些绿叶也需要关注,Goddard和他的同事于2月的生态学和进化的趋势杂志中强调。
So bits of greenery in yards or urban parks need attention, Goddard and his colleagues argue in the February Trends in Ecology and Evolution.
“wugs”也是类似,既不是一种进化结果,也不是生态学或其他相近组群。
Wugs, likewise, are neither an evolutionarily nor ecologically nor otherwise cohesive group.
就业前景:海洋生物学家、进化生态学家。
企业进化理论是在生物进化学说、组织生态学和演化经济学等理论的基础上所逐渐形成的一种新型企业理论。
Evolutionary theory of enterprises is a new kind of theory based on biological evolutionary theory, organizational ecology and evolutionary theory of economics, etc.
企业进化理论是在生物进化学说、组织生态学和演化经济学等理论的基础上所逐渐形成的一种新型企业理论。
Evolutionary theory of enterprises is a new kind of theory based on biological evolutionary theory, organizational ecology and evolutionary theory of economics, etc.
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