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
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“When bird populations are healthy, it tells us that the ecosystem is healthy, and when bird populations are declining or in trouble, it tells us that something is wrong.” —SMBC Center Head, Dr. Scott Sillett #DrinkBirdFriendly#
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