崖沙燕

  • 网络sand martin;Riparia riparia
崖沙燕崖沙燕
  1. 崖沙燕是一种褐羽白腹的鸟。

    The sand martin is a brown bird with white underneath

  2. 四川南充崖沙燕的洞巢生物学

    Burrow Nest Biology of Sand Martin in Nanchong , Sichuan

  3. 崖沙燕繁殖期雄鸟的占巢行为

    Behavior of Occupying Nest of Riparia riparia