one of the newly-discovered katydids has exceptionally long, spiny hind legs which it uses to jab at anything that threatens it, one new species has pink eyes and another has emerald-green patterning.

新发现的蝈蝈中，有一种具有超长的、带棘的后足，用来戳刺任何对它造成威胁的东西；还有一个新种，具粉红的眼睛；另一种，有身上宝石绿色的纹理。

colugos glide between trees using their patagium, or flaps of skin between their front and hind legs and extending to the tail and the neck.

鼯猴利用它们的翼膜在树之间滑翔，该翼膜是它们前后肢之间并一直延伸到尾部和颈部的片状悬垂物。

the dog helped the officers by stiffening his hind legs as they pulled him out.

小狗也懂事的把后腿蹬直，帮助营救人员拉它出来。

the melancholy of it! as if old euclid had stood up on his hind legs and swallowed prussic acid.

它演奏的调子是那么悲哀，似乎老欧几里得用后腿站着吞下了氢氰酸。

at first they were unable to move their hind legs at all, but by the end of the study they could support their weight and walk almost perfectly.

起初，它们根本无法移动后腿，但在研究结束时，这些老鼠可以承担全身的重量，而且可以近乎完美地步行。

standing up on their hind legs allowed our ancestors to fight with the strength of their forelimbs, making punching much more dangerous.

此外，专家还说，我们祖先在进化到二足动物时期的时候，凭借着「后肢动物」的优势更容易打败「前肢动物」，因为从上至下出拳力量会更大。

one night several wolves were killed in an earthquake and this was blamed on the rabbits, for it is well known that rabbits pound on the ground with their hind legs and cause earthquakes.

一天晚上,几只狼在地震中死亡。这件事是兔子的责任,因为众所周知,兔子用两条腿蹬地造成了地震。

theropods were early winged and feathered dinosaurs that walked mainly on their hind legs and were incapable of flight.

兽脚亚目食肉恐龙是早期的有翼和羽的恐龙，其主要靠后足行走且不会飞行。

oscar lay sprawled on the bed, his front and hind legs extended, his spine resting gently against the woman's leg.

奥斯卡就在老人的病床上，四条腿很夸张地伸展开去，脊背就轻轻靠在老太太腿上。

standing on hind legs offered advantages—seeing long distances, for one, or freeing the hands to do other things—but it also turned our backs from an arched bridge to an s shape.

直立行走有很多益——人类可以看得更远，这是一个，同样人类也因此空出手去做其他事情——但是它也使得我们的背从拱形变成了s型。

he collects cans, crisp packets and plastic bottles from parks near his home before jumping up onto his hind legs to place them into bins.

在家附近的公园中，「幸运」会收集易拉罐、零食袋以及塑料瓶，然后用后腿站起来，把这些垃圾扔到垃圾桶中。

but when we got it back to the laboratory it became clear it was a cockroach, closely related to the common roach but with sophisticated hind legs and the ability to jump many times its own height.

不过在带回实验室之后我们才发现这是只蟑螂，与通常所见的蟑螂非常类似，不过后腿非常发达，跳跃能力很强。

the beavers stopped eating, stood on their hind legs and looked around, then got into the water, too.

海貍停止进食，用后腿站立，环顾四周，然后也跳到了水里。

it walked on its hind legs but also could drop to all fours, and scientists told reporters that could prove to be a missing evolutionary link.

地爪龙以二足直立走路，但也能低身以四足行走，科学家告诉记者说，这可能证明是一项失蹤的进化链结。

al-aqur - the hamstringer (ie, who attacks his prey by the hind legs and thus hamstrings, or disables it)

跛子（如，进攻猎物致使猎物后腿导致肌腱受伤或致残）