Interference competition in entomopathogenic nematodes: male Steinernema kill members of their own and other species

[Display omitted] •Males of four Steinernema spp. (from three of the five clades of the genus) kill each other.•Male Steinernema kill both males and females of other Steinernema spp.•There are inter- and intraspecific differences in aggression of Steinernema.•Males of Steinernema longicaudum are the...

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