交配

This rabbit had no natural enemies in the Antipodes, so that it multiplied with that promiscuous abandon characteristic of rabbits.

这种兔子在澳大利亚及新西兰没有天敌，因此便以兔子所特有的杂乱交配迅猛繁殖起来。

Staff at the Arundel Wetland Center had hoped that the blue ducks would raise up seed, but later they were disappointed by the fact that the 2 males showed great interest in each other and displayed mating behavior.

英国阿伦德尔湿地野生动物中心的工作人员曾经希望山蓝鸭能够繁殖后代，但后来他们失望了，这两只雄鸭对彼此很感兴趣，甚至还表现出交配行为。

Staff at the Arundel Wetland Center had hoped that the blue ducks - only 3 left in the UK - would get it together, but later were disappointed by the fact that the 2 males showed interest in each other and displayed typical mating behavior.

据悉，这两个&小伙子&甚至还表现出异性交配对象间才会出现的行为。

Six penguins at Bremerhaven Zoo in north-west Germany provoked excitement across the world when, in the absence of any females, they were discovered wandering around in pairs, trying to mate with each other and sitting on stones as if they were eggs.

德国西北部布莱梅动物园的六只企鹅在没有任何母企鹅的情况下，被人发现成双成对地四处徘徊，彼此试图交配，并把石头当成蛋坐在上头，引起全世界骚动。

School of Animal, Plant and Environmental Sciences, University of the Witwatersrand Private Bag 3, Wits 2050, Johannesburg, Republic of South Africa

为顺利地完成交配，这些年轻的雄蜥蜴有时会改变身体的颜色，让自己看起来更像是一只&雌蜥蜴&，从而麻痹其它雄性蜥蜴并避免遭到攻击。

School of Animal, Plant and Environmental Sciences, University of the Witwatersrand Private Bag 3, Wits 2050, Johannesburg, Republic of South Africa

最初，雌性蜥蜴也会允许年轻雄性与之交配，只要不被体型较大的、占有欲强的成年雄性发现，否则这些成年雄性蜥蜴会驱赶和撕咬年轻的对手。

The Shetland Sheepdog, like the Collie, traces to the Border Collie of Scotland, which, transported to the Shetland Islands and crossed with small, intelligent, longhaired breeds, was reduced to miniature proportions.

喜乐蒂牧羊犬与柯利牧羊犬非常相象，其血统还可以追述到苏格兰边境牧羊犬流落到喜乐蒂岛的时期，当时，苏格兰边境牧羊犬与体型较小的、聪明的、长毛型犬交配，并得到缩小比例的品种。

Meanwhile, researchers including Inga Neumann, PhD, of the University of Regensburg in Germany have shown that pregnant and lactating rats are less prone to fear and anxiety in the face of stress than virgin rats, as measured by fewer stress hormones in the blood.

与此同时，包括德国 Regensburg大学的Inga Neumann博士在内的研究人员也通过测量血液中的压力荷尔蒙，发现怀孕和哺乳期的大鼠在面对压力时，比未曾交配的大鼠更少出现恐惧和焦虑。

"Some animals have started their mating season early this year because of the warm winter," Maxim Kozlov, the curator at Ivanovo Zoo, northeast of Moscow, told Reuters by telephone.

莫斯科伊凡诺沃动物园园长科兹洛夫说：&由于暖冬的降临，一些动物已经提前开始了它们的交配季节。&

Tahuata Islands, Marquesas Islands, 1996 Photograph by Jodi Cobb Marquesasian oral traditions suggest that the islands of Hiva, the ancient Polynesian name for Marquesas, were either fished from the sea or born of the copulation of ocean and sky.

Tahuata群岛马克萨斯群岛，1996年拍摄的MarquesasianJodiCobb民间文学显示Hiva群岛、波利尼西亚古岛名称，或是从海上捕捞、交配所生的天空和海洋。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。