well the poop is a very dark green but its not like diarrhea its like his normal poop but a very dark green. He was given seed mix for hamsters and gerbils ill try to add a link
Grreat Choice
but now that i think of it i did give him homemade treats that had dye in it so maybe thats it? ill put the link for that as well
https://youtu.be/f2g8cp47W4g