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禾花雀快被吃没了！13年四调评级从无危变成“极危”
source link: http://tech.sina.com.cn/d/a/2017-12-06/doc-ifypikwu2305109.shtml
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12月5日，世界自然保护联盟（IUCN）官网宣布更新濒危物种红色名录，其中，黄胸鹀（俗称“禾花雀”）的评级从“濒危”升为“极危”。“极危”，意味着其野生种群面临即将灭绝的机率非常高。红色名录写明了评级提升的理由：迹象显示，该物种数量总体下降
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