- BirdIslandinQinghaiLakeonthehundredsofthousandsofmigratorybirds.Therewasthemostresidentbirdspecies(67.7%)inautumnandthemostmigratorybirdspecies(57.4%)inspring.It'slikeaherdofhornedhorsesmigratingonthegrassland,likeamigratorybirdflyinginthesky.Iamami...
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