Thus migrants need a series of stopover sites to replenish food and deposit energy during migration.

  • 为了顺利完成迁徙活动,许多鸟类在迁徙过程中要在一系列的迁徙停歇地停留,补充能量.

  • 网络文摘精选 2025-01-19 09:46:30

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