My baby is 5months pls. He poos like ones in 3days. For like 3times he has poopood i noticed the poo is green. I breastfeed him verywell ad make sure he finished one breast b4 another. I started giving him little nan when he was 3months plus ad his bottle his well sterilized. Pls should d green poop he poopoos ones in three days be a cause for alarm?? He plays like normal ad nt showing any sign of illness.