通过土地利用活动对珊瑚的破坏会导致以棘星幼虫为食的捕食者数量减少。
The destruction of coral through land use activities would cause a decrease in the number of predators that feed on Acanthaster larvae.
生物学上的假设包括生态变化，这些变化是由昆虫和开花植物之间的共同进化，或海洋中以海底生物为食的捕食者的进化所带来的。
Biological hypotheses include ecological changes brought about by the evolution of cooperation between insects and flowering plants or of bottom-feeding predators in the oceans.
作为最残忍的掠食者之一，虎鲸可能不符合文明动物的形象。
As one of the most brutal predators, killer whales may not fit the image of a cultured creature.
刺冠海星是一种以珊瑚虫为食的珊瑚礁捕食者。
The crown of thorns starfish is a coral reef predator that preys on coral polyps.
外来掠食者最初不受自身掠食者的限制，它们可能会迅速繁殖并击溃预定目标。
Initially unrestrained by predators of their own, foreign predators are likely to be able to multiply rapidly and overwhelm intended targets.
有时候，色彩的快速变换可以用来惊吓掠食者或威胁入侵者。
Sometimes a sudden shift in color can be used to startle potential predators or threaten intruders.
她孵化出了具有强侧向或弱侧向的雏鸡，然后为这两组小鸡准备了隐藏在小鹅卵石中的食物，还制造出假的掠食者飞过头顶的威胁形状。
She hatched chicks with either strong or weak lateralisation, then presented the two groups with food hidden among small pebbles and the threatening shape of a fake predator flying overhead.
提醒：掠食者包括棕熊、狼、猞猁和鼬。
Cons: Predators include brown bears, wolves, lynx and weasels.
嗜食者是喜欢好吃的东西的人。
“我以为嗜食者是吃很多东西的人，”利迪娅答道。
“I think a gourmand is someone who eats an excessive amount of food,” replied Lydia.
“我以为嗜食者是吃很多东西的人，”利迪娅答道。
"I think a gourmand is someone who eats an excessive amount of food," replied Lydia.
为补充奶制品成分，素食者应食大量的富钙植物类食品。
To make up for milk products, vegans should eat plenty of calcium-rich plant foods.
周四，美国在利比亚上空部署了两架掠食者无人驾驶机。
The US began deploying two Predator attack drones over the skies in Libya on Thursday.
当像鲨鱼这样的顶级掠食者从环境中消失时，生态系统就会陷入混乱。
When top predators like sharks disappear from their environments, ecosystems fall out of whack.
然而如今的掠食者实际上要比过去要小一些，其原因似乎与猎物的速度有关。
Yet today's predators are smaller than those of the past, and the reason seems to have something to do with the speed of their prey.
然而一项新的研究却显示，过于庞大的体型可能会对掠食者的猎杀造成不利影响。
A new study, however, reveals that excessive size can interfere with predators' hunting.
设想一只动物，它必须去觅食，但同时也不得不保护自己免受掠食者的攻击。
Think about an animal. It has to get food, but at the same time it has to protect itself from predators.
它们无论作为顶端掠食者还是过分捕捞的指示生物都在生态系统中扮演着重要的角色。
They can also have an important role in the ecosystem as top predators or as indicators of overfishing.
——君主蝴蝶身上的彩色标记，也借机炫耀着自己的毒性，其目的是让掠食者们却步。
The Monarch Butterfly's colorful markings also flaunt its poisonous nature; their purpose is attained when predators are deterred.
不久之后，美国的“掠食者”侦察机和地面搜查人员又被调往伊拉克执行任务。
Soon afterwards, America's robot Predators and human manhunters were dispatched on another assignment, to Iraq.
推介：原始的礁湖和沙滩，丰富的海洋生物，奇异的地方植物及鸟类，没有大型掠食者。
Pros: Pristine sandy lagoons and beaches, abundant Marine life, exotic endemic plants and birds, no major predators.
格陵兰海豹主要生活在冰上，并且在冰上产崽。这么做，部分原因是出于躲避陆地上的掠食者。
Harp seals make ice their main habitat, and they give birth on ice, partly as protection from predators on land.
杂食者的两难：四种餐食的自然史作者：迈克•波兰(Michael Pollan)。
为了应对兔子问题，定居者们开始引进白鼬。白鼬是黄鼠狼家族的一员也是一个恐怖的掠食者。
So to deal with the rabbit problem, settlers introduced stoats - a member of the weasel clan and a terrific predator.
界上最重要的海鸟繁殖地――南大西洋戈夫岛――现在正在受一种不像是掠食者的生物所威胁：常见的家鼠。
The world's most important seabird colony – Gough Island in the South Atlantic – is now being threatened by an unlikely predator: the common house mouse.
界上最重要的海鸟繁殖地――南大西洋戈夫岛――现在正在受一种不像是掠食者的生物所威胁：常见的家鼠。
The world's most important seabird colony – Gough Island in the South Atlantic – is now being threatened by an unlikely predator: the common house mouse.
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