单词：fathead minnow
黑头呆鱼
单词：fathead minnow 相关文章
Populations of frogs, salamanders and other amphibians are declining around the worldeven in protected areas, like U.S. national parks. Ecologists needed a simple method to track the animals numbers. Now, researchers have found an effective way to ke
发表于:2019-02-14 / 阅读(25) / 评论(0)
2018年科学美国人1月
2018年科学美国人1月
For Minnows, A Suicidal Survival Strategy 北美多种小型鱼类，特别是鲤科(Cyprinidae)鱼类的总称。亦指荫鱼科(Umbridae)和鱂科(Cyprinodontidae)鱼类，minnow一词又泛指许多大型鱼类的幼鱼。北美的鲤科米诺鱼包
发表于:2019-03-09 / 阅读(102) / 评论(0)
英语听力文摘 English Digest
英语听力文摘 English Digest