Aircraft are at their most vulnerable to bird strikes during take off and landing: over 60% of all bird strikes occur below 100 feet, less than 8% above 3, 000 feet.

飞机在起飞和降落是最易遭受撞鸟事件的：超过60%的撞鸟事件发生在低于100英尺，在3000英尺以上不到8%。

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He looked at 43 previous studies that had carefully screened 3, 000 bird species for malaria in different locations over the past 70 years.

他查阅了43份此前的研究——在过去70年，为研究不同地区的疟疾，仔细拍摄了3000种鸟类。

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Its alert system was revised after bird flu in Asia began to spread in 2004, and Monday was the first time it was raised above Phase 3.

它的警报系统在2004年禽流感开始在亚洲蔓延后进行了修订，星期一是它的警戒系统第一次提升到第3级别。

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At the beginning, each bird gets about 3 ounces of food, which increases to 10 ounces by the end of the program, Henley said, noting that the esophagus can hold up to a liter of volume.

CNN: Foie gras causes uproar

He looked at 43 previous studies that had carefully screened 3, 000 bird species for malaria in different locations over the past 70 years.

ECONOMIST: Malaria among birds is becoming more prevalent

Sportsfriends is interesting, along with its collaborative nature, for being that relatively rare bird, a Kickstarter for a PlayStation 3 launch.

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