My exclusively breastfed ds2 is 11 weeks old and his poo has been green on and off for about a week, then consistently dark green at every nappy change for the last 2 days. He doesn't have a temperature and seems o.k and generally smiley but more hungry than usual. I had been feeding him every 2-1/2 hours day and night but now he cries for a feed sometimes every hour. I try to feed from one boob at a time to ensure he's getting fore and hind milk in one feed and feed for at least 10 mins. I am taking him for his (very late) 6 week check tomorrow but i'm all jittery suddenly this evening for worrying....anyone experience similar?