我们假设这些鱼中的其中一组具有遗传的灵活性，可以发现并取食另一种未被其他鱼利用的资源。
Let's suppose that a group of these fish had the genetic flexibility to discover and feed off another resource that was unused by the other fish.
每个人都可以免费从里面取食。
虾和蠕虫取食的是同一种海洋植物。
Both the shrimp and the worm feed on the same Marine plants.
蜂鸟可以向后飞，鸽子和麻雀在陆地取食。
Birds such as Hummingbirds can fly backwards, and Doves and Sparrows are ground eaters.
我用手取食，徒步穿过狭长的山谷，席地而睡。
I ate with my hands, trekked on foot through mountain valleys, and slept wherever.
蚯蚓取食时丢弃了较细的颗粒。
不要横跨桌面或在他人面前取食。
为了方便取食水果？
彼此互赠面包，但不要只向一块面包取食。
幼虫共8龄，每头幼虫取食针叶60根左右。
The larva has 8 instars, and one larva feeds on about 60 needles.
在新西兰，我曾经在专用的毛利人鳗鱼喂养点看到它们取食。
I've observed them doing this at sacred Maori eel-feeding sites in New Zealand.
韧皮部及其邻近组织是大多数蚜虫的主要取食部位。
Phloem elements and adjacent tissues are the principal feeding sites for most aphids.
本研究为研制长足大竹象取食引诱剂提供了理论依据。
This study provides a theoretical basis for developing attractant of C. buqueti.
它们都具有能卷握东西的嘴唇，可用于取食树叶和树苗。
They have prehensile lips for feeding on leaves and saplings.
叶片总糖、各类蛋白质含量与稻水象甲的取食选择性无关。
Total sugar and protein content in leaves of rice varieties did not correlate with feeding selectivity.
本文综述了寄主植物次生物质与叶甲取食行为关系的研究进展。
This article reviews the studies on interactions of plant secondary substances and feeding behavior of leaf beetles.
取食受害25%和受害75%松针的幼虫的营养指数比较接近。
The nutritional indexes of larvae fed with 25% and 75% damaged pine needles were similar.
山松甲虫只寄生于成年树木，它的幼虫会通过取食树皮下的组织最终杀死树木。
The beetle attacks mature trees only; its larvae ultimately kill the tree by feeding under its bark.
结果表明，抗性棉铃虫在取食常规棉叶后表现出一定的适合度代价。
This study demonstrates that resistant strain indicates fitness costs when feeding on conventional cotton leaves.
取食不同品种的水稻对白背飞虱的飞行能力和再迁飞能力有显著影响。
The flight capacity and re_migration potential of WBPH were influenced significantly by the nutritive conditions of the rice varieties.
第二天晚上它们又来了，从你的手里取食，你能感觉到它们柔软的爪子；
The next evening they were there again and they took their food from your hands and you felt their soft paws;
他们训练这只猴子，使它能够用它的大脑控制这个机械手臂，用它来给自己取食。
They restrained the monkey and managed to get it to use its thoughts to manipulate a robotic arm enough to feed itself.
一旦口针进入韧皮部持续吸食阶段，蚜虫在三个部位的取食行为没有太大的差异。
And no significant differences were found in feeding behaviors among aphids on three plant parts once sustained ingestion started in the phloem.
你为什么要带这么多罐头食品去法国？就买当地的水果和蔬菜吃好了—就地取食嘛。
Why do you take so much tinned food with you to France? Buy local fruit and vegetables-live off the country.
但蜥蜴是很小的，它们只有脆弱的牙齿，因此它们很难取食和咀嚼非常粗硬的材料。
But lizards are small, and they have delicate teeth, so it is very difficult for them to eat and chop off very tough material.
对这种害虫取食叶片的抗性决定于组织中苯并邅唑啉酮及其前体氧、肟酸浓度的增加。
Leaf-feeding resistance to this insect is conditioned by increasing tissue concentrations of benzoxazolinones and their precursor hydroxamic acids.
此外还有一些氨基酸、固醇、磷脂以及少数普遍存在的生化物质，也都能影响取食行为。
In addition, several amino acids, sterols, phospholipids, and a few other biochemicals of general occurrence have been shown to influence feeding behavior.
当大家一起从公共的碗里取食时，就吃离你最近的那部分吧，不要贪婪地把手伸向饭碗中央。
And when partaking from a communal bowl, stick to a portion that's closest to you. Do not get greedy and plunge your hand into the center.
当大家一起从公共的碗里取食时，就吃离你最近的那部分吧，不要贪婪地把手伸向饭碗中央。
And when partaking from a communal bowl, stick to a portion thats closest to you. Do not get greedy and plunge your hand into the center.
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