Three-way sexual reproduction in SF
(Redirected from Three-way sexual reproduction)
- Octavia Butler's Xenogenesis Trilogy (Dawn, Imago, and Adulthood Rites) (human reengineered to require a third sex, that mixes the genetic material)
- Stephen Leigh's Mictlan Series (Dark Water's Embrace (1998) and Speaking Stones (1999)) (on a settled planet, high rates of mutation require a third sex to participate in sex to keep reproduction working)