一些人建议引入鹿的天敌，如狼、狮子和熊，到鹿过多的地区。
Some suggest bringing in natural enemies of deer, such as wolves, lions and bears, to areas with too many deer.
阻止蕨菜蔓延的一种潜在的廉价和自我维持的方法是引入该植物的天敌。
One potentially cheap and self-sustaining method of halting the spread of bracken is to introduce natural enemies of the plant.
有些鱼和蜗牛以海星为食，特别是巨型法螺蜗牛，它是海星的主要天敌。
There are fish and snails that eat starfish, particularly the giant triton snail, which is the main predator of the starfish.
麋鹿穿过冬天的冰雪，到达苏必利尔湖的皇家岛，在那里，它们没有天敌，自由繁殖。
Moose reached Isle Royale in Lake Superior by crossing over winter ice and multiplied freely there in isolation without predators.
由于没有天敌，又有大片绿色的郊区禁止捕猎，野生动物官员估计，新泽西鹿的数量已经超过17.5万只。
With no natural predators and expanses of green suburban neighborhoods that allow no hunting, wildlife officials estimate the New Jersey deer population to have grown to exceed 175,000.
这种黄色的花是昆虫的天敌。
任何气味都可能引来试图吃掉熊猫宝宝的天敌。
Any smell might attract natural enemies that would try to eat the little panda.
他最大的梦想是找到一个最好的池塘，在里面自由地游泳，而不用担心他的天敌——水蛇。
His biggest dream was to find the best pond to swim in freely without worrying about water snakes, which were his natural enemies.
淡水河豚没有天敌，除了人类。
储存衣服的天敌是吃衣物的虫子。
因为在美国没有天敌，它们数量暴增。
With no natural predators in America, the bugs' population is soaring.
是昆虫的天敌，人类的朋友。
家猫被视为入侵物种且几乎没有天敌。
they are regarded as an invasive species and have few natural enemies to check their numbers.
还是为了吓唬天敌？
他们对捕食数百万幼小牡蛎的动物天敌也所知无几。
And they knew little about the predators that attack and eat baby oysters by the millions.
在水族箱里，对比组的小丑鱼本能地逃离它们天敌的气味。
In an aquarium, clownfish from the control group instinctively fled from the scents of their natural predators.
因为没有天敌，火蚁的种群密度达到阿根廷的十倍甚至百倍。
With no natural enemies, their densities reached 10 to 100 times that of Argentina.
欧洲殖民者向北美洲引入了家猫；家猫被视为入侵物种且几乎没有天敌。
Household cats were introduced in North America by European colonists; they are regarded as an invasive species and have few natural enemies to check their Numbers.
“蜘蛛是昆虫的天敌，有了它能避免农民大量喷洒杀虫剂”，雷诺兹说。
"Spiders are key predators of insects and can alleviate the need for farmers to spray large quantities of pesticide," Reynolds said.
跟加拿大其他地方不同，驼鹿在纽芬兰没有天敌，这里野生狼群已经灭绝。
Unlike in the rest of Canada, the moose has no natural predators on the island, where the native wolf went extinct.
布兰·卡多表示，由于臭鼬在自然界没有任何天敌，它们的数量就会增加到很多。
Brancato says skunk populations can grow large because they don't really have any natural predators.
生活在一个没有天敌的环境中是洞螈长寿的原因之一，但其根本的原因还是一个迷。
Living in a stable environment without predators has made it possible for olms to have long lives, but the mechanisms underlying their longevity are unknown.
但对农夫或害怕各类耗子的人来说，这也是一条坏消息：因为啮齿动物的天敌更少了。
Bad news for farmers and those afraid of rats and mice: rodents now have fewer predators to outsmart.
许多动物通过向它们经验更丰富的同伴学习而获得诸如捕猎、觅食或躲避天敌的一些技能。
Lots of animals learn from their more experienced peers to gain skills such as hunting, foraging or evading predators.
顶楼春天和夏天时太热；地下室太潮湿；而车库灰尘太多而且易于招虫子(衣物的天敌)。
Attics get too hot in the spring and summer, basements are too damp, and garages are dusty and prone to insects (your clothes' worst enemy).
弓背鲑非常适应浑浊红色的河水（这也是河名的出处）中的低可见度，并可以借以躲避天敌。
The chub were well adapted to the poor visibilitycreated by the thick, red water which gave the river its name, and depended onit to hide from predators.
我们的研究只是表明有机农业可以使农业害虫的天敌群落更加平衡，可以更好控制农业害虫。
What our study suggests is that organic agriculture is promoting these more balanced natural enemy communities and they may have better, organic pest control.
亚伯拉罕博士认为在食肉的天敌很少出没的地方快速生长的鲑鱼可能会取代自然生长的同类。
Dr Abrahams thinks it possible that fast-growing salmon could displace the natural sort in places where predators are rare.
亚伯拉罕博士认为在食肉的天敌很少出没的地方快速生长的鲑鱼可能会取代自然生长的同类。
Dr Abrahams thinks it possible that fast-growing salmon could displace the natural sort in places where predators are rare.
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