But feathers are so fragile that they usually rot away without a trace.

但是羽毛很脆弱，通常很快就腐烂掉，不会留下痕迹。

youdao

Not only can ivory be made into MATS, but feathers have also been woven into beautiful garments.

不仅只有象牙能做成席子，羽毛也能做成美丽的外衣。

youdao

For example, the ostrich has plumage that is so constructed that the feathers are long but not too dense.

例如，鸵鸟的羽毛构造使它的羽毛长而不密。

youdao

But the professor says it is difficult to find enough feathers from a single dinosaur to recreate all its colors.

VOA: special.2010.03.16

But scientists examining the remains of a dinosaur say they have found evidence it had brightl -colored feathers.

VOA: special.2010.03.16

But instead of being buried in landfills, some feathers could find a future in plastics.

VOA: special.2010.06.01

Maybe, but ministerial tail feathers are on show.

BBC: Why the row over cuts has started early

Both juvenile and adult specimens had evidence of downy feathers, but only an adult had wing-like structures.

BBC: Dinosaur feathers 'developed for courtship'

"It's a lot more fun fondling feathers, but, the whole point is to learn about the data and be able to do something with it that is going to have an impact, " Walsh said.

CNN: Ninety years of birdwatchers' notes going online