这些鱼的后代很可能会像它们的父母一样，在同一地区捕食、生活，并与原来的种群分隔开来。
Offspring of these fish would likely behave like their parents and feed and live in the same area, keeping them separate from the original population.
如果捕食者来了，40条鱼成为午餐的可能性比10条鱼小。
If a predator comes, a fish in a group of 40 is less possible to become lunch than a fish in a group of 10.
例如，它能削弱幼年小丑鱼的方向感和嗅觉，让它们更容易受到捕食者的攻击。
For example, it can impair orientation and sense of smell in young clownfish, making them more vulnerable to predators.
自然界很多动物捕食大马哈鱼和鳟鱼，例如熊类和个别鸟类。而这些动物由于人类的活动逐渐变得稀少。
Many of the creatures that eat salmon and trout, such as bears and some birds, have had their ranks thinned by human activity.
如果我们想避免整个世界被水母占据的景象，我们就必须知道水母的捕食者，像翻车鱼，是怎么生活的。
If we're going to save the world from total jellyfish domination, then we've got to figure out what the jellyfish predators — how they live their lives, like the Mola.
并控制三刺鱼在跟快艇噪音程度相当的白噪声中，或者完全安静的环境之下，观察它们捕食水蚤的情况。
And watched three-spined stickleback fish hunt water fleas, to the accompaniment of either white noise calibrated to match the noise level of speedboats or a silent track as a control.
这些幼龄鱼作为其他鱼类捕猎的对象，当年龄更大、以捕食为生的鱼类数目增加，幼龄黑线鳕便要遭遇巨大的磨难。
Such small fry are prey, and as the number of older, predatory fish increased, yearling haddock suffered disproportionately.
我们知道Lethocerinae科(半翅负子蝽科昆虫的一类)的大型昆虫会捕食包括鱼和蛙类在内的小型脊椎动物。
Large bugs in the Lethocerinae family have been known to prey upon small vertebrates including fish and frogs.
这个捕食者就是翻车鱼，mola mola它们的主要食物就是水母。
And that predator is the giant ocean sunfish, the mola mola, whose primary prey are jellyfish.
Anchorage西南250英里(400公里)的McNeil河流域，形势尤其紧张，在那里，每年都有成百上千的游人慕名而来，看熊捕食产卵的大马哈鱼。
Tension is particularly high at the McNeil river, 250 miles (400km) south-west of Anchorage, where bears catching spawning salmon draw hundreds of visitors each year.
它们常在晚上晚些时候活跃，可能与捕食鱼或鱿鱼的警惕时期一致。
They are often active late at night, possibly matching this alert period to feed on fish or squid .
戈尔什科夫就住在树林里的帐篷中。他花了整整六年时间，来观察和拍摄野熊的生活：看它们如何捕食三文鱼；看它们在湖中划水，并一路跟随它们进入森林数英里，进行观察。
Gorshkov, who lived in a tent in the woods, spent six years following them as they hunted for salmon, paddled in a lake and walked for miles through forests.
沙丁鱼和鳀鱼等鱼类在捕食吃了这种藻类的浮游生物时引起中毒。
Fish such as sardines and anchovy can get poisoned when they eat plankton that have eaten the algae.
这只食鱼蛛埋伏在水边，捕食鱼、蝌蚪或者画面中的青蛙来生存。
This fishing spider lurks near water, and lives to prey on fish, tadpoles, or in this case – frogs.
当我通过共焦显微镜观察一条斑马鱼幼体，等待着它捕食草履虫的时候，我发现了耐心对于学科研究来说尤为重要。
When I watched a tiny zebra fish for over three hours through a confocal microscope, waiting for it to feed on paramecium, the patience needed for research became apparent.
如果鱼类不限于保护区内而向大洋移动，那保护行动是否有益于栖息在该区域的捕食者还不好说，因为鱼今天可能在，明天就走了。
If the fish are oceangoing, and not limited to the protected area, it is unclear if protecting them is any help to predators that inhabit the same area. The fish might be here today, gone tomorrow.
它们常在晚上晚些时候活跃，可能与捕食鱼或鱿鱼的警惕时期一致。
They are often active late at night, possibly matching this alert period to feed on fish or squid.
它们常在晚上晚些时候活跃，可能与捕食鱼或鱿鱼的警惕时期一致。
They are often active late at night, possibly matching this alert period to feed on fish or squid.
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