pied magpie造句

• 3 . there exists community organizer during the process of secondary foresrt birds community forming pied magpie is one of the community organizers in secondary forest , it mainly influences the raptors community structure , and influences large bird guilds that nesting on ground and cavity - nesting birds indirectly , thereby it influences the whole birds community structure
  3 、次生林鸟类群落结构形成中有群落组织者的存在喜鹊是次生林中的群落组织者之一，主要影响猛禽群落的形成猛禽群落组成的变化，又间接影响次生林中的营地面巢的大型鸟类和营洞巢的大型鸟类群落构成，从而对整个群落的组成产生影响。