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利用实时、在线检查表项目效用Zhui大化和可访问性的大量的鸟类观察每年由娱乐和专业鸟类观察者。由康奈尔大学鸟类学实验室和国家奥特朋协会。(英语\/法语\/西班牙语)

Utilizing a real-time, online checklist program to maximize the utility and accessibility of the vast numbers of bird observations made each year by recreational and professional bird watchers. Developed by the Cornell Lab of Ornithology and the National Audubon Society. [English/French/Spanish]

内容提要： Please join us in congratulating SheilaHale of Spruce Grove, Alberta, winner of the October2016eBird Challenge,...

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