Keratoprotein constitutes hair, nail, feather, silk and cobweb.

角质蛋白构成发、指甲、、蚕丝及蛛网。

Badminton can be played by two or four people.

球可由两人或四人来打。

The bright plumage of a parrot made it beloved by people.

鹦鹉一身华丽使人很爱它。

In other words, these birds of a feather defrock together.

换句话说，这些鸟类是一次性褪光所有。

The feathers of a bird's wing underlap each other.

鸟翅上是部分相互重叠。

A bird that has loose, ruffly feathers is probably happy.

看上松松大多是一只快乐鹦鹉。

The bottom of the nest is laid with feathers and hair.

巢底部是用头发铺成。

The bird fluffed out its feathers in the sun.

那只鸟儿在阳光下抖开。

Peregrine falcons usually pluck the feathers and strip the flesh off their bird prey.

游隼捕到鸟类猎物时，通常是先拔掉它，再把肉撕下来。

Mattress are filled with feathers, cotton, or straw.

床垫里塞满了、棉花或草。

Feather Boa – 6 foot feather boa with green and white chandelle feathers.

围巾，6英尺长，混绿色白色，围巾两侧接口处各有个三叶草形状徽章。

The bird puffed out its feathers.

这只鸟竖起了。

Feathers initially developed from insect scales.

最初由昆虫翅瓣演化而来。

The bird fluffed out its feathers.

鸟儿抖开。

This is the only species of flamingo in the region, easily recognized by its pink plumage.

这是那个地区唯一一种火烈鸟，很容易凭粉红色辨认出来。

An example of macroevolution is the appearance of feathers during the evolution of birds from theropod dinosaurs.

宏进化一个例子是鸟类在从兽角亚目恐龙进化期间出现。

A bird trims its feathers.

鸟整饰它。

He played badminton for sport.

他打球是打着玩。

The bird fluffed its feathers.

鸟啄它使之松散。

Do a few withered grass, feather or hide lid to be on scree next, make it an incubative nest.

然后弄来一些枯草、或兽皮盖在小石子上，做成了一个孵蛋窝。