Check out these males.
Gottlieb
Y
Y
D000818:Animals; D041963:Bacteroidetes / Q000502:physiology; D004171:Diploidy; D019143:Evolution, Molecular; D005260:Female; D006239:Haplotypes; D008297:Male; D008957:Models, Genetic; D019849:Sex Determination Processes; D014863:Wasps / Q000235:genetics* / Q000382:microbiology