种（species）：

[名词解释] 种（species）

[名词解释] 偶见种（rare species）

[名词解释] 优势种（dominant species）

[名词解释] 建群种（constructive species）

[单选题]A frequently cited example of the endangered species is the panda.A.worried

[单选题]"Hidden" Species May Be Surprisingly CommonC．ryptic species animals that appear identical but are genetically quite distant—may be much more widespread than previously thought. The findings could have major implications in areas ranging from biodiv

[单选题]We asked theprofessor about the criteria by which he [classifies] the anima

[问答题]Behind the projections of species loss lurk a number of crucial but hard-to

[问答题]Behind the projections of species loss lurk a number of crucial but hard-to

[问答题]Behind the projections of species loss lurk a number of crucial but hard-to