
Superfetation

Translation superfetation into russian
superfetation
NounSuperfetation is a rare phenomenon in mammals.
Суперфетация — это редкое явление у млекопитающих.
Definitions
superfetation
NounThe occurrence of a second conception during pregnancy, giving rise to embryos of different ages in the uterus.
Superfetation is a rare phenomenon in humans, but it has been observed in some animal species.