To researchers' surprise, the male mosquitoes had long mouthparts seen now only in females.

令研究人员惊讶的是，这两只雄蚊子的口很长，现在只有蚊子才有长口。

They either cleaned the wound using their mouthparts or amputated the limb, or leg, by biting it off.

它们要么用口清理伤口，要么通过咬掉肢体或腿来截肢。

The piercing-sucking mouthpart consists of a long, tube-like structure called a beak.

第二种是刺吸式口，由一支叫做喙的长管组成。

However, the mouthparts used for getting blood are shorter than in today's female mosquitoes.

然而，用来吸血的口比如今的蚊子的口要短。

Still, mouthpart identification can, for the most part, help scientists—and you —categorize insects.

然而，口的识别在很大程度能够帮助科学家——包括你——来分类昆虫。

The chewing mouthpart is the most common.

咀嚼式口是最常见的一种类型。

Early exoskeletons got fancier and we began to see animals with crushing mouthparts, pinchers, and full suits of armor.

早期的外骨骼变得更加华丽，我们开始看到动物长出破坏的口、钳子和全套盔甲。

He's attached himself and his mouthparts have receded and merged into her, and their blood systems are now fused.

他依附在安康鱼身，口已退化融入身体，血液系统也与融合到一起。

They’re a motley crew, independently evolving similar mouthparts at least four times over the eons.

它们是形形色色的群体，在漫长的岁月中至少四次独立进化出相似的口。

Insects in the Hemiptera order have piercing-sucking mouthparts and include bed bugs, cicadas, aphids, and leafhoppers.

半翅类的昆虫就具有这样刺吸式的口，其中包括臭虫、蝉、蚜虫、叶蝉。

The first thing she does after hatching is stick her mouthparts into her host cactus and start feeding.

孵化后她做的第一件事就是将口插入宿主仙人掌中并开始进食。

Now, these beetles didn’t have long, tubular mouthparts.

现在，这些甲虫没有长而管状的 口。

Now, these beetles didn't have long, tubular mouthparts.

现在，这些甲虫没有长而管状的口。

Biting flies within Diptera, like mosquitoes, horse flies, and deer flies, have a piercing-sucking mouthpart instead of the sponging mouthpart.

双翅目中会叮咬的昆虫，例如蚊子、马蝇、鹿虻、是有着刺吸式的口而非舔吸式的。

And during that visit, the insect got pollen grains stuck to the base of its mouthparts.

在那次访问期间，这种昆虫 的口底部粘有花粉粒。

They think that the mouthparts that were developed for getting blood meals were originally used to pierce plants to get nutritious fluids.

他们认为，为吸血而进化而来的口最初是用来刺穿植物以获取营养液体的。

Instead, they looked at its mouthparts and decided they resembled those of a mayfly.

相反，他们观察它的口，认为它们类似于蜉蝣的口。

Our friends at Deep Look filmed them shooting out their super-fast mouthpart to catch a meal.

我们在 Deep Look 的朋友拍下它们射出超快口捕食的画面。

And those butterfly-like lacewings with their tube-like mouthparts appeared about 180 million years ago.

而那些长着管状口的蝴蝶状草蛉大约出现在1.8亿年前。

Rather than scrambling away after mating, the tiny male does a somersault, bringing his abdomen into contact with his mate’s mouthparts.

交配后，这只小雄没有仓促逃跑， 而是翻个筋斗，让腹部接触到伴侣的口。