Landfill sites on the Iberian peninsula have long attracted local white storks, but all of the Spanish birds tagged in the study flew across the Sahara desert to the western Sahel.
伊比利亚半岛上的垃圾填埋场长期以来一直吸引着当地的白鹳，但研究中标记的所有西班牙鸟类都飞越了撒哈拉沙漠，来到了萨赫勒的西部地区。
Birds that are literally half asleep—with one brain hemisphere alert and the other sleeping—control which side of the brain remains awake, according to a new study of sleeping ducks.
根据一项关于睡觉的鸭子的新研究来看，半睡半醒的鸟儿——大脑的一个半球处于警觉状态，另一个半球处于睡眠状态——控制着大脑的哪一边保持清醒。
According to the latest study, birds' wings evolved from the forearms of their ancestors and over time their whole body shape was determined by the covering of feathers.
最新研究表明，鸟类的翅膀是由其祖先的前臂进化而来的，随着时间的推移，覆盖全身的羽毛决定了它们的整个体型。
There are just too many inconsistencies with the idea that birds had dinosaur ancestors, and this newest study adds to that.
之前已有太多与鸟类拥有恐龙祖先这一观点不一致的观点，这项最新的研究只不过增加了这种质疑。
While public attention has focused on wind turbines as a menace to birds, a new study shows that a far greater threat may be posed by a more familiar antagonist: the pet house cat.
当公众集中把风力涡轮机作为鸟类的威胁时，新研究表明，一种较为熟悉的敌手——宠物家猫可能会给鸟类造成更为巨大的威胁。
Almost as an aside, the study of birds - which are widely believed to be descendants of some dinosaurs - has led Dr. Dial to a novel hypothesis.
此外，科学家们一直认为鸟类是某些恐龙的后代，上述研究结果也让戴尔博士提出了一个堪称新奇的假说。
But it's these ample fat reserves that allow the birds to fly such long distances without stopping, said study leader Raymond Klaassen, a biologist at Sweden's Lund University.
可雷蒙德·克拉森，瑞典伦德大学的生物学家，这项研究的带头人却说，正是这些充足的脂肪储存，使沙锥鸟能够一口气完成如此长距离的飞行。
The eradication of cowbirds has been going on for a while here in an effort to study the effect of their parasitism on endangered birds such as the black-capped vireo and the golden-cheeked warbler.
在这里，根除燕八哥的活动已经进行了一段时间，目的是研究它们对黑头绿鹃和金颊莺之类濒危鸟类的寄生影响。
Because big cities are inhabited by birds with big brains.That's according to a study in the journal Biology Letters.
《生物学快报》杂志上的一项研究结果表明，居住在城里的小鸟脑袋更大。
In 2006, Marzluff, an ecologist at the University of Washington, Seattle, was using nets to capture local crows as part of a study on how expanding crow populations were affecting other birds.
2006年，Marzluff，华盛顿大学西雅图分校的一位生态学家，用网捕捉当地的乌鸦作为研究数量不断增加的乌鸦如何影响其他鸟类的一部分。
According to the latest study, birds' wings evolved from the forearms of their ancestors and over time their whole body shape was determined by the covering of feathers.
根据最新研究，鸟类的翅膀是从它们祖先的前臂进化而来。一直以来，它们的身体造型由覆盖的羽毛决定。
A study spanning 40 years found that birds in central California are significantly larger than they were 25 to 40 years ago.
一项贯穿40年的研究发现，加利福尼亚州中部的鸟类与25—40年前相比，体型明显增大。
"Marathon migrations for some birds are set to become even longer," said Stephen Willis, a professor at Durham University in Britain and the main architect of the study.
英国达翰姆大学的教授、研究骨干斯蒂芬·威利斯说：“对于一些候鸟来说，马拉松式的迁徙路程将变得更远。”
Climate change will force bone-weary birds migrating to Europe from Africa to log extra mileage, with possibly devastating consequences, according to a study released on Wednesday.
本周三公布的一项研究显示，气候变化将迫使从非洲迁徙至欧洲的候鸟再多飞数百英里，对于已经精疲力尽的鸟来说，这可能会带来毁灭性的后果。
"If we only study birds and mammals, we're only going to learn from those groups," he said. "This is one more distinct group we need to learn about."
“如果我们只研究鸟类和哺乳动物，那么我们只能从这两类动物中得到信息，”他说，“爬行动物是我们应该研究的另一个独特类别。”
"Mice are better than birds to study because they are mammals and much closer to humans in their brain structures and other biological aspects," Uchimura said.
“老鼠是比鸟更好的实验材料，因为它们是哺乳动物，并且它们的大脑结构和其它生物学特征和人类的更相近，”内村说。
The study shows that even after birds reestablish themselves elsewhere, they have a harder time laying eggs and rearing chicks than they used to.
研究表明，即使在鸟类在其他地方重新栖息下来，他们也比过去更难产卵和育雏。
Objective: To study the feasibility of using stereoscopy in identification on Edible Birds Nest (EBN).
目的：研究体视镜在燕窝鉴别中的可行性。
Many birds heard the phoenix can build a nest, and they arrive there to study the ability.
许多鸟听说凤凰会搭窝，都到他那儿去学本领。
Scientists shave come to a GREe that birds are indeed smart, but those who study avian intelligence differ on how birds got that way.
科学家们现在达成了这样的共识：鸟类的确是聪明的，但是那些研究鸟类智力的科学家们对于鸟类如何变得这样聪明有不同看法。
For decades, paleontologists who study fossils and molecular biologists who study genetics have disagreed about whether turtles are more closely related to birds and crocodiles or to lizards.
几十年来，古生物学家研究化石和分子生物学家，研究遗传学不同意龟是否更密切相关的鸟类和鳄鱼或蜥蜴。
Birds boost tree height up to 33 percent by munching on pesky parasites that can literally suck the life out of the tall-growing plants, a new study shows.
根据一项新研究显示，鸟儿嚼食讨厌的寄生虫，可以促进树木的高度增加达33%，因为寄生虫会把树木的生命力吸食殆尽。
Panurus biarmicus is further to the birds of Muscicapinae, so it may be exalted to a absolute family, but this need a further study.
文须雀与原鹟科的各种鸟类亲缘关系均较远，故倾向于把文须雀属提升为科，但此点尚需作进一步的深入研究。
Scientists shave come to agree that birds are indeed smart, but those who study avian intelligence differ on how birds got that way.
科学家们现在达成了这样的共识：鸟类的确是聪明的，但是那些研究鸟类智力的科学家们对于鸟类如何变得这样聪明有不同看法。
If you study a list of words where all but one are birds and the remaining item is a sport, you are much more likely to remember the oddball than to remember any particular one of the birds.
如果你研究一个词汇表的话，里边除了一个是体育运动的名称以外，其余全是鸟的名称；那么，你更可能记住那个鹤立鸡群的体育运动的名称，而不是任何特定的鸟类之一的名称。
But another factor also comes into play when large birds fly, according to a new study. They take much longer to regrow their feathers than smaller birds do.
但是新的研究显示，限制鸟体积的因素还有另外一个，那就是体积大的鸟比体积小一些的鸟羽毛再生长时间更长。
But another factor also comes into play when large birds fly, according to a new study. They take much longer to regrow their feathers than smaller birds do.
但是新的研究显示，限制鸟体积的因素还有另外一个，那就是体积大的鸟比体积小一些的鸟羽毛再生长时间更长。
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