查询词典 prey

Simulation models have shown that microscale patchiness of prey density can greatly enhance predator population

微尺度 patchiness 的猎物密度可以极大地提高捕食种群显示仿真模型

In corollary with the role of habitat patchiness in maintaining coexistence between competing species (see topic I1), environmental heterogeneity is likely to be of critical importance in allowing predators and prey to coexist.

由于生境斑块在维持竞争种间共存中所起的作用(见I1)推论，环境异质性很可能在允许捕食与猎物共存中具有关键的重要意义。

The fish's common name originates from its hawklike habit of perching on the high ground of reefs, where it surveys its surroundings for predator or prey.

这鱼的通用名称起源于从它的似鹰的习惯栖息于地势高的暗礁，在那里调查及其周围地区的食肉动物或被掠食者。

In Chapter 3, a classical periodic Lotka-Volterra predator-prey system with impulsive effects are investigated.

第三章提出并系统地研究了具脉冲效应的周期Lotka-Volterra捕食-被捕食系统，分析了系统的各种正解的动力学行为。

In Chapter 4, the effect of impulsive perturbation on predator-prey models is investigated.

第四章讨论脉冲干扰对捕食模型的影响。

Original catfish is the natural enemy of pilchard, because of catfish prey, pilchard people keep move about is avoided, make water is churned ceaselessly, anoxic the state gets ameliorative accordingly.

原来鲶鱼是沙丁鱼的天敌，因为鲶鱼的捕食，沙丁鱼们不停地游动躲避，使水不断地被搅动，缺氧的状况因此得到改善。

Like figures in a shadow theater, silhouettes of prey show through a Philippine pitcher plant.

就像是皮影戏中的影子一样，被捕食者的轮廓也在菲律宾猪笼草内依稀可见。

It has the plantigrade feet (heel and sole touching the ground) typical of bears, with five sharp, curved claws on each foot for grasping the ice and holding its prey.

它有熊的跖行足的特征，有每只脚上的五个弯曲锋利的爪子用来抓住冰和紧握猎物。

I made up my mind that I would hold on to nothing, that I would expect nothing, that henceforth I would live as an animal, a beast of prey, a rover, a plunderer.

我打定主意什么也不再坚持，什么也不再指望，从今以后我要像牲口一样生活，像一只猛兽，一个流浪汉、一个强盗。

Prey selection and foraging behaviour of the steppe polecat Mustela eversmanni were investigated with plateau zokors Myospalax baileyi, plateau pikas Ochotona curzoniae and root voles Mirotus oeconomus offered as preys for paired comparisons in the laboratory.

在室内条件下，将高原鼢鼠、高原鼠兔和根田鼠作为艾虎的猎物选择对象，研究艾虎对猎物的选择性及艾虎捕杀猎物的行为时间分配。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。