*[[Age]] is a factor in breeding: [[calves]] or [[foal]]s will not breed, neither will young/early adolescent animals. (Horses will breed at 25 rl days old -Harvest)
*Pregnancy times varies from 5-11 wurm [[Time|weeks]], regardless of species.
*Examining the animal will show the remaining wurm weeks left until birth. eg. ''She will deliver in about 4'' . One Wurm week is about 21 RL hours.
*Animals can have miscarriages which may kill the mother with no offspring spawned. Starving, off-deed, or on-deed below 15 ratio are known as the reasons for miscarriages.
*If too hungry or low on fat animals can die when giving birth.