For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.

例如，几种鸟类以被放牧牛驱赶的昆虫为食。

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Wearing green coveralls and a tan hat, Morse stands outside his barn watching his 17-year-old son Noah drive a feed wagon down a row of cattle while the animals feast on corn and hay.

穿着绿色连体工作服，戴着棕褐色宽边帽的Morse站在自己家的谷仓门口，看着17岁的儿子Noah开着一辆饲料添料车为一排正在吃玉米和干草的牛群添加饲料。

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In theory, they could feed on cattle, goats, sheep, or donkeys rather than people, says Vernick, in which case they wouldn't be important for human malaria transmission.

Vernick说，理论上讲，它们会叮牛、山羊、绵羊或者驴子，而不是人类。要是那样的话它们就对人类疟疾的传播影响很小。

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Some cattlemen believed it might be possible to walk cattle to the railroad, letting them feed on the open grassland along the way.

VOA: special.2010.03.18

Grasslands need time to rest when cattle and other animals feed on them.

VOA: special.2010.01.19

And what if your business is not network equipment or auctioning off cattle feed on the Web?

FORBES: A Year for Sizzle

"When I was a kid in the '50s ... it got real dry, but nothing like this, " said Marvin Helms, a 70-year-old farmer and rancher in central Arkansas who was compelled to sell his beef cattle after being short on feed.

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Ranchers had planned on using the grass to feed cattle... and the fires also destroyed miles of fences that keep the cattle in.

NPR: Fires Scorch Nebraska Cattle Industry