subject![]() |
relation![]() |
object![]() |
---|---|---|
copulation |
![]() |
mating (GO:0007618) |
subject![]() |
relation![]() |
object![]() |
---|---|---|
penile erection (GO:0043084) |
![]() |
copulation |
insemination (GO:0007320) |
![]() |
copulation |