儿子的数理统计教科书上有一道关于癞蛤蟆求爱的作业题

Male toads often have trouble distinguishing other male toads from female toads, a state of affairs

That can lead to awkward moments during mating season. When male toads A inadvertently makes inappropriate romantic overtures to male toad B, the latter emits a short call known as a chirp. Below are the lengths of the release chirps measured for 15 male toads innocently caught up

in misadventure of the heart. (数据略)

看来癞蛤蟆在求爱方面确实笨, 连公母都分不清.不过癞蛤蟆毕竟也有romantic overtures.

人求爱时不会分不清男女. 但弄清对方的态度经常也是一道难题. 谁也不愿意丢面子.

不会有邓贵大式的癞蛤蟆.