N
a male animal that is much smaller than the female and is totally dependent on the female for its nutrition, such as the male of some species of deep-sea angler fish 寄生雄性
[zoology]
The mutationoccurred, the researchersconclude, toprotectmalecrickets from adeadlyparasitic fly (Ormia ochracea) that uses the cricket song to locate crickets ashosts.
Their reasons for doing so seem to be that the depth of the colour is a good indicator of how free a male is of parasitic infection, and thus how good a father he will make.