The most common species of bird is Gallus gallus, the domestic chicken.

最常见的鸟类是原鸡，一种家养的鸡。

Most often, they are selling very common species intending only for tourists.

通常他们卖的是很普通的品种是专门卖给游客的。

But when scientists injected microsporidia into a common European ladybug species, the insects died within two weeks.

然而，当科学家向普通的欧洲瓢虫体内植入微孢子虫时，不出两个星期它们就死亡了。

But none preoccupy Dr. Bajwa as much as the most common species, Culex pipiens, the northern house mosquito.

但最让巴杰瓦博士感到担忧的是一种最常见的蚊子：尖音库蚊，这是一种北方的家蚊。

But we've now started to see common species decline in many groups...in many of the group's interstage.

但我们现在已经开始看到在许多群体的中间发展阶段，常见物种在不断减少。

The Leptospira genus has over 20 species, and the most common species that causes leptospirosis in humans is Leptospira interrogans.

钩端螺旋体属有超过20种亚属，其中问号钩端螺旋体（Leptospira interrogans）是导致人类钩端螺旋体病的最常见致病菌。

And if you live in an area where wildfires are common, plant smoke-resistant species that will better withstand future exposures.

如果你生活在一个野火频发的地区，种植一些抗烟的物种，它们能更好地抵御未来的烟雾。

They found that 75 percent of the most common species in the country experienced population drop in the fifteen years before.

他们发现，该国最常见的物种中有75%的物种在15年前数量下降。

In the Eurasian Steppe, common species families include Stipa, Festuca and Agropyron.

在欧亚草原，常见的种科有针茅属、羊茅属和冰草属。

The marked superiority claimed for them over the common species is now attracting considerable attention.

与普通蜂种相比， 它们所声称的显着优势现在引起了相当大的关注。

He says he identified a gene called GIGANTEA in a common species of the plant called field mustard.

他说他在一种叫做芥菜的常见植物中发现了一种叫做 GIGANTEA 的基因。

As well as minimizing the damage they cause, eating lionfish as an alternative to more common species could be a move toward preventing overfishing.

除了尽量减少它们造成的损害外，食用狮子鱼作为更常见物种的替代品可能是防止过度捕捞的举措。

One of the most common global causes of lymphedema is filariasis, an infection with nematode parasites, which are tiny worms; the most common species are: Wuchereria bancrofti, Brugia malayi, and Brugia timori.

丝虫病是淋巴水肿在全球范围内最普遍的病因，为线虫类寄生虫的感染所致；最常见的物种有班氏吴策线虫、马来布鲁丝虫与帝汶布鲁丝虫。

We have evidence of this, in the facts stated in the second chapter, showing that it is the common and diffused or dominant species which offer the greatest number of recorded varieties.

在第二章所述的事实中， 我们有这方面的证据，表明提供最多记录变种的是常见的和扩散的或优势的物种。

He says he identified a gene called GIGANTEA in a common species of the plant called field mustard. He discovered that the speed of the gene's development can affect when the plant produces.

他说他在一种叫做芥菜的常见植物中发现了一种叫做 GIGANTEA 的基因。他发现基因发育的速度会影响植物的生产时间。

These two species (A and I), were also supposed to be very common and widely diffused species, so that they must originally have had some advantage over most of the other species of the genus.

这两个物种（A 和 I）也被认为是非常普遍和广泛传播的物种，因此它们最初一定比该属的大多数其他物种具有一些优势。