Thanks to a parasite, asexual reproduction catches on.
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D000818:Animals; D005075:Biological Evolution; D002080:Butterflies / Q000469:parasitology; D005260:Female; D008297:Male; D009036:Moths / Q000469:parasitology; D010063:Ovum / Q000469:parasitology; D010312:Parthenogenesis; D012287:Rickettsiaceae / Q000502:physiology*; D014863:Wasps / Q000382:microbiology / Q000502:physiology*