这种疾病有可能毁灭整个种群。
这时，亚种群已经进化成不同的物种。
At this point the subpopulations have evolved into distinct species.
当冰川消退，分离的动植物种群再次接触。
When the glaciers retreated, the separated populations of plants and animals came into contact again.
这在导致整个鲑鱼种群灭绝的案例中最为明显。
This is most evident in cases where it results in the extinction of entire salmon populations.
除草剂可能会破坏湖泊中某些稀有植物的种群。
The herbicide might damage populations of certain rare plant species that the lake contains.
这种群体内部的偏侧性不平衡对个体也有好处。
This imbalance of lateralization within populations may also have advantages for individuals.
世界上35种海马中大多数的种群数据都非常稀少。
Population data for most of the world's 35 seahorse species is sparse.
对人类种群起源和分布的研究曾是基于考古和化石证据。
Study of the origins and distribution of human populations used to be based on archaeological and fossil evidence.
克雷布斯调查了加拿大育空地区含有野兔种群的试验田。
Krebs investigated experimental plots in Canada's Yukon territory that contained hare populations.
每个种群，每个群落，甚至每一代黑猩猩都是独一无二的。
Each population, each community, even each generation of chimps is unique.
该软件在15分钟内处理好并生成了一张植物种群统计图。
The software completes its processing in under 15 minutes producing a plant population count map.
然而，到了1750年，猎人们也开始瞄准附近的海獭种群。
However, by 1750, hunters had also targeted nearby sea otter populations.
尽管一些河流被重新殖民，但原始种群的独特基因已经消失。
Although some rivers have been recolonized, the unique genes of the original populations have been lost.
这位农学家确信用他的软件能得出接近精准的植物种群数量。
The agronomist is sure that he will obtain a near accurate count of plant population with his software.
在调节种群增长方面，它与捕食一起是最重要的密度制约因子。
Together with predation, it is the most important density-dependent factor in regulating population growth.
这些返祖性状提供了优势，并在种群中传播，有效地逆转了进化。
These atavistic traits provided an advantage and spread through the population, effectively reversing evolution.
其次，地峡两侧紧密相关的鱼类种群似乎开始在基因上彼此分化。
Second, it appears that closely related populations of fishes on both sides of the isthmus are starting to genetically diverge from each other.
当旅鼠的食物供应不足以维持种群时，一次特别的迁徙就开始了。
When the lemmings' food supply becomes too low to support the population, a singular migration commences.
当这种分离持续一段时间后，这两个种群能够沿着不同的轨迹进化。
When that separation lasts for a period of time, the two populations are able to evolve along different trajectories.
而且，一旦种群或环境发生变化，智商测试就不一定预测得那么准确。
Moreover, IQ tests do not necessarily predict so well once populations or situations change.
这不仅是对人类种群的研究，也是对非人类种群（包括病毒）的研究。
It's not only the study of human population, but the populations of non-human species, including viruses.
生态学家在研究野兔种群时发现，北美雪兔的生长周期大约为10年。
Ecologists studying hare populations have found that the North American snowshoe hare follows a roughly ten-year cycle.
正是在这些种群中，我们开始看到自然色彩的基因构成发生了真正的变化。
It's in these populations that we begin to see real changes in the genetic makeup of natural coloring.
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