World Migratory Bird Day 2020 | 社團法人中華民國野鳥學會

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Historians believe that migrating birds guided them. During the day they could track a long-legged wading bird by sight, and by night they could ... Jump to Navigation Jump to Main content By Susan Bonfield / Environment for the Americas   【中華飛羽297期】Bar-tailed Gotwi



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