cuckoos

例句:

• Baby cuckoos oust other baby birds from their nests.
  布谷鸟的雏鸟把其他鸟的雏鸟逐出巢外.
  
• Four cuckoos inside the zoo.
  动物园里四只杜鹃.
  
• Let there be cuckoos, a lark and a dove.
  让这里有布谷鸟, 云雀,和鸽子.
  
• The tags have soft straps which fit around the cuckoos' wings.
  来自BBC
• Migrant decline Cuckoos are one of several migrant species declining in Britain.
  来自BBC
• I was...listening to...cuckoos throating echoes from one side of the village to the other.
  来自R. Clay