autoecism
bipotentiality
loins
organodifferentiation
bisexual
cross-fertilisation
secondary sex characteristic
cross-fertilization
biogender
reproductive organ
sex organ
dimorphism
male reproductive gland
androdioecy
schizogamy
female reproductive system
self-fertilization
self-fertilisation
sexual dimorphism
organology
hermaphrodism
female internal reproductive organ
fecundation
stamen
allosperm
Wolffian duct
heteropopulation
impregnation
polymorphism
fertilisation
fertilization
pairing
sexual union
hermaphroditism
coupling
conjugation
mating
union
egg
dioecy
phallus
primary sex character
primary sexual characteristic
primary sex characteristic
male reproductive system
autosperm
pseudohermaphroditism
sex chromosome
ball
bollock