EVOLUTION IN ACTION: Vegan parents whose strict diet left baby ‘severely malnourished’ avoid jail. “Authorities discovered the couple’s child so malnourished that at 19-months she weighed just 4.9 kilograms (10.8 pounds). Further medical tests revealed that her bones had not developed since birth. Her development was so stunted she didn’t even have any teeth, Seven News reported. Her parents said they had kept the girl on a strict vegan diet.”