Adjective
biparental (not comparable)
Having two parents.
In the sugar glider, biparental care allows one adult to huddle with the young and prevent hypothermia while the other parent is out foraging, as young sugar gliders aren’t able to thermoregulate until they are 100 days old (3.5 months). Source: Internet
These rare biparental zygotes allowed mapping of chloroplast genes by recombination. Source: Internet