2. 外语
  3. Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate. The short-lived, rapidly dispersed species ar

Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate. The short-lived, rapidly dispersed species ar

admin2012-11-30  9
问题 Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate.
The short-lived, rapidly dispersed species are often called ______.
选项
答案opportunistic species
解析 参见文章第2段倒数第2句：These species，usually short-lived，disperse rapidly and are able to colonize harsh or disturbed environments．
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