keystone species

名词 n.
中文释义

英文释义

名词 n.
  1. A species that exerts a large, stabilizing influence throughout an ecological community, despite its relatively small numerical abundance.
    — Megafauna are called ʻkeystone speciesʼ because when they become extinct the entire arch of the ecosystem can collapse.

词形变化

keystone species plural
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