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单词 topminnow
释义

topminnow

/ˈtɒpmɪnəʊ /
noun
An American killifish, often seen at the water surface.
  • Fundulus and other genera in the families Cyprinodontidae (or Fundulidae) (many species), and Poeciliidae (one or two species).
The males are less responsive to non-threatening fish like topminnows (family Fundulidae)....
  • One form of aggressive behavior is dominance hierarchies, which are found in many groups (e.g. catfishes, minnows, cods, ricefishes, topminnows, cichlids, wrasses, blennies, and boxfishes).
  • The Gila topminnow historically occurred throughout the Gila River drainage in Arizona, and even into New Mexico and Mexico.
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更新时间:2024/11/13 19:40:31