一只雄性天堂鸟可能会在最佳的场合中展示他华美的羽毛使自己成为关注的焦点，从而吸引雌性。
A male bird of paradise may put himself in the limelight by displaying his spectacular plumage in the best stage setting to attract a female.
每当雄性鹩莺听到屠夫鸟的啼叫，它们就会这样回应[鹩莺的声音]。
Every time male wrens hear that cry, they sing this in response [wren sound].
当雄性鹪鹩听到伯劳鸟的这种声音，他们就会做出回应，叽叽叽。
Every time male wrens hear that cry, they sing this in response [wren sound].
如果一只雄性食米鸟听见另一只雄性在自己的地盘鸣叫，它会把入侵者赶走。
If a male bobolink hears another male calling in his territory, he'll chase the intruder away.
因此想给雄性食米鸟上地理定位器标牌的研究人员通过播放雄鸟的叫声抓住它们，那声音听起来像《星际大战》成名机器人R2-D2的啾啾声。
So researchers who want to tag males with geolocators catch them by playing a recording of a male's call, which to human ears sounds like the chirps of R2-D2, the robot of Star Wars fame.
当伯劳鸟出现时，亮蓝色的雄性壮丽细尾鹩莺面对危险不会逃离，而是发出一种特有的鸣叫。
Bright blue male splendid fairy-wrens, instead of fleeing in the face of danger, sing a distinctive song when a butcherbird is in the area.
雄性天堂鸟不但拥有奇妙多彩的羽毛，它们还会通过舞蹈，摆造型甚至完全改变自己的外形来博取雌性(雌性天堂鸟往往不那么漂亮)的欢心。
Not only does the male Bird of Paradise have fantastic colorful plumage, he dances, poses and completely changes his shape to woo the less exotic-looking females.
这样一来不难发现，雄性鸟的羽毛随着一代代演变，毛色长得越来越美丽出众。
With this criterion, it's not surprising that male plumage would grow more and more elaborate over the generations.
通过研究33个不同巢穴院子中装饰品的大小和位置，Endler发现雄性园丁鸟会将它们按照大小顺序进行仔细的排列。
By measuring the size and position of ornaments that were displayed on 33 different bower courts, Endler found that in all cases the males had carefully laid them out in order of increasing size.
雄性园丁鸟因为布置出精致的鸟巢而著名。现在，研究者们发现它们布置鸟巢的一个目的是使它们显得个头更大。
Male bowerbirds are famous for the elaborate Settings they create. Now researchers have found that one purpose of the setting is to make the bird appear bigger.
最健康的雄性往往拥有最炫目的羽毛，所以雌性会选择有着最绚丽羽毛的雄性极乐鸟。
How this plumage evolved is no mystery: he healthiest males usually have the most spectacular plumage, so females choose whichever male has the gaudiest feathers.
鸟类的天堂图片集。雄性较小的天堂鸟，像其它它们的种类，有美丽的羽毛，他展示给雌鸟一个精心制作的求爱舞蹈。
The male lesser bird-of-paradise, like others in its genus, has beautiful plumage, which he displays to females in an elaborate courtship dance.
一些动物能发出比这些简单的声音更复杂的声音，例如，鸟儿的歌声就更复杂精细，因为它能告诉其它雄性鸟离开，同时邀请雌性鸟儿靠近。
Some animals can get further than these simple noises. For instance, a bird song is much more elaborate, for it tells other males to keep away, while at the same time inviting a female to come closer.
一些动物能发出比这些简单的声音更复杂的声音，例如，鸟儿的歌声就更复杂精细，因为它能告诉其它雄性鸟离开，同时邀请雌性鸟儿靠近。
Some animals can get further than these simple noises. For instance, a bird song is much more elaborate, for it tells other males to keep away, while at the same time inviting a female to come closer.
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