注册并分享邀请链接,可获得视频播放与邀请奖励。

Smithsonian Migratory Bird Center
@SMBC
Fostering understanding appreciation & protection of the grand phenomenon of bird migration. #ornithology#. Legal: Tweets/RT ≠endorsement
加入 February 2009
728 正在关注    34.8K 粉丝
The findings show that of nearly 3 billion birds lost, 90 percent belong to 12 bird families. Learn about the Seven Simple Actions to Help Save Birds here: Courtesy of Cornell Lab of Ornithology
显示更多