大蚊(crane fly)，双翅目(Diptera)大蚊科(Tipulidae)昆虫。体细长似蚊，足长。有的很小，长的可达3公分(1.2吋)。飞行慢，常见於水边或植物丛中，不叮咬人或牲畜。牧场大蚊(Tipula simplex)卵小而黑，产在阴湿处。孵出的幼虫细长，皮坚韧而褐色。幼虫通常食腐败植物；有些种类的幼虫肉食性；有的危害谷类和牧草的根。一冬都进食，到春天进入休眠。成虫口器退化，无法进食。
阿格利罗的团队发现，食蚊鱼最多可以分辨大到16的两个数字的大小，但前提是每个鱼群中鱼的比例大于2:1。
Agrillo's team found that mosquitofish can discriminate between numbers up to 16, but only if the ratio between the fish in each shoal was greater than 2:1.
阿格·利罗的小组还发现，食蚊鱼甚至能辨别大到16的两个数字的大小，条件是这两组鱼群的数量要相差超过2：1。
Agrillo's team also found that mosquitofish can discriminate between Numbers up to 16, but only if the ratio between the fish in each shoal was greater than 2:1.
大链壶菌对三属蚊幼虫的比较灭蚊实验。
Comparative Experiments of Larval Susceptibility of Three Mosquito Species to.
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