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恐龙需要羽毛才能飞吗?

Did dinosaurs need feathers to fly? | Natural History Museum

When some dinosaurs began evolving wings,
在一些恐龙进化翅膀的过程中
most began to form bird-like structures
大多数恐龙开始形成像鸟一样的结构
So what do the bat-like wings of the Ambopteryx
那么 翅膀似蝠翼的长臂混元龙
tell us about the evolution of birds?
会告诉我们鸟类进化的哪些秘密呢?
Towards the end of the Jurassic,
在侏罗纪末期
some small feathered dinosaur species
一些小型有羽恐龙
began to evolve wing structures similar to modern birds’.
开始进化出与现代鸟类相似的翅膀结构
A famous example of this is Archaeopteryx,
其中 始祖鸟十分著名
often referred to as the first bird.
它常作为最早出现的鸟类被提及
In 2017, a dinosaur called Ambopteryx was discovered that had wings of a sort.
2017年 人类发现了长有翅膀的长臂混元龙
But what made it very interesting is that they were membranous wings,
但有趣的是 这种恐龙的翅膀是膜质翅
more like those of a bat.
与蝠翼更为相似
Scientists believe that it could glide from tree to tree like a flying squirrel,
科学家们认为这种恐龙能同飞鼠一样在树间滑翔
rather than the flapping flight used by birds.
而不是像鸟类那样振翅飞翔
This is a really exciting discovery
这个发现非常令人激动
because it suggests that various wing forms
因为这表明在侏罗纪时期
were evolving during Jurassic.
各种各样的翅膀形态都在进化
And there may potentially be other,
而且可能还有其他
novel dinosaur wing forms waiting to be discovered.
新奇的恐龙翅膀形态等待人们去发现

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视频概述

有关恐龙翅膀形态的小科普

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翻高飞

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视频来源

https://www.youtube.com/watch?v=2d-IvvbMEMY

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