我认为，保护野生动物的圈养繁殖是不可能的。
I believe conserving wild animals by captive breeding is not possible.
如图中这种的圈养繁殖计划正在试图扭转这一趋势。
Captive breeding programs like this one are trying to reverse the trend.
在德国莱比锡动物园的帮助下，该大学正在主持一个圈养繁殖两栖动物的研究项目。
The university, with the help of Germany's Leipzig zoo, is leading a project to breed amphibians in captivity.
为恢复湄公河系统的巨鲶数量，作为圈养繁殖计划的一部分，这条鱼的卵被收成起来。
The fish's eggs were harvested as part of a captive breeding program and effort to restore giant catfish populations in the Mekong River system.
如果我们逐步淘汰动物园和结束圈养繁殖，资源可以被用来保护栖息地，这将是所有动植物的福祉。
If we phase out zoos, and end captive breeding, resources can be used to protect habitats for the benefit of all fauna and flora.
该公司已经成功饲养出圈养繁殖的黄尾鰤及腋斑白姑鱼，这两种鱼目前已成为重要商品。
The company has already raised captive-bred yellowtail kingfish (Seriola lalandi) and mulloway (Argyrosomus hololepidotus), which are now in significant commercial production.
但是，随着圈养繁殖哈里斯鹰和红尾鵟数量日增，其价格现今已趋于非常温和，鹫正逐渐被忽略。
However, with the increased number of captive bred Harris and Redtail hawks available today at very modest prices, the Buzzard is now being overlooked.
一位与会者，教授苏华龙从中国林业科学研究院科学，但是，认为可能成为老虎灭绝没有圈养繁殖计划。
One participant, Prof. Su Hualong from the Chinese Academy of Forestry Science, however, believed that tigers could become extinct without captive breeding programs.
这致使美国在实施一个旨在试图拯救这种濒危物种免于灭绝的圈养繁殖计划的过程中，仅有两只纯种的雌性侏儒兔尚存。
The last male purebred Columbia Basin pygmy rabbit has died, leaving just two females in a captive breeding program created to try to save the endangered species from extinction.
2001年，生物学家在道格拉斯县的一处偏远地区捕捉到了16只这种侏儒兔，并从那时开始了哥伦比亚盆地侏儒兔的圈养繁殖计划。
"Any time we lose a species it diminishes us all." Biologists captured 16 rabbits in a remote area of Douglas County in 2001 to start the captive breeding program.
在亚利桑那州和新墨西哥州，多亏实行了圈养繁殖，墨西哥狼这一濒临灭绝的亚种的数量正在缓慢地增长，虽然它们仍然前途未卜。
Still on shaky ground, the Mexican gray Wolf, an endangered subspecies, is slowly increasing in number in Arizona and New Mexico, thanks to captive breeding.
2001年，生物学家在道格拉斯县的一处偏远地区捕捉到了16只这种侏儒兔，并从那时开始了哥伦比亚盆地侏儒兔的圈养繁殖计划。
Any time we lose a species it diminishes us all. "Biologists captured 16 rabbits in a remote area of Douglas County in 2001 to start the captive breeding program."
世界上最后一只雄性的纯种哥伦比亚盆地侏儒兔最近不幸死亡。这致使美国在实施一个旨在试图拯救这种濒危物种免于灭绝的圈养繁殖计划的过程中，仅有两只纯种的雌性侏儒兔尚存。
The last male purebred Columbia Basin pygmy rabbit has died, leaving just two females in a captive breeding program created to try to save the endangered species from extinction.
猎豹在圈养的情况下繁殖力很差。
大熊猫寻找伴侣时非常挑剔，野生雌性大熊猫每隔两三年生一只幼仔，圈养大熊猫的繁殖率就更低了。
Pandas are notoriously fussy when it comes to finding mates. Females in the wild normally have a cub once every two to three years, and the fertility of captive giant pandas is even lower.
由于圈养的大熊猫繁殖能力不强，所以大熊猫幼仔是极为罕见的。
Giant panda cubs are rare, as it is hard to get pandas to breed in captivity.
野生动物圈养时不好繁殖。
即使是赤斑羚圈养条件下的研究也不多，主要集中在营养、繁殖、生活史和其它生物学方面。
Even the study of captive red goral was not sufficient, which focused mainly on the nutrition, reproduction, life history and other biology aspects.
饲养条件的限制可能是圈养大熊猫繁殖能力衰减的主要原因。
The captive inhabitance may be the main reason for the decline in reproductive ability in giant pandas.
今年八月，一圈养大熊猫繁殖了在附近的卧龙森林野生环境生了一个男的孩子。
In August, a captive-bred giant panda gave birth to a male cub in a near-wild environment in forests of Wolong.
岛上的梅花鹿问题始于2007年，一些圈养的梅花鹿从护栏的缺口处逃到野外，开始自由繁殖。
The deer problem began in 2007 when some enclosed deer breached a fence and went wild and bred freely.
岛上的梅花鹿问题始于2007年，一些圈养的梅花鹿从护栏的缺口处逃到野外，开始自由繁殖。
The deer problem began in 2007 when some enclosed deer breached a fence and went wild and bred freely.
应用推荐