Here also is the Chinese biggest base of the egg birds and beasts breeds. The land all USES the farm manure, therefore corn feeling in the mouth has meat thick, lubrication.

这里又是中国较大的蛋禽养殖基地，土地都使用农家肥，因此玉米口感肉厚、滑润。

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Biologists have long debated about whether egg production in birds is biologically highly costly, some theorizing that egg production is energetically or nutritionally demanding.

长期以来，生物学家一直在争论鸟类的产蛋在生物学上是否具有很高的成本，有的理论认为产蛋对能量或营养的要求很高。

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You see, adult female birds during egg production produce a layer of spongy bone tissue inside certain long bones.

你看，成年雌鸟在产蛋的过程中会在某些长骨内产生一层海绵状的骨组织。

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Both Wright County Egg and Hillandale Farms were supplied by another company, Quality Egg, which provided feed and young birds.

CNN: No further egg recalls expected, feds say

And to justify why its birds were angry, Rovio added egg-grubbing pigs.

FORBES: Magazine Article