duckling poop help

Hi there. I am raising 3 ducklings. And they are about 8 to 10 days old. I am really anxious on what if I do something wrong while raising them. I keep checking them after every 5 minutes.... Nvm let's get to the question I don't think my duckling poop is normal I am giving him feed that I got...

I have a 3 day old duckling looks like it's peeing but can poop I looked to see if there's was a vent but I all I seen was to me his penis I need help because I don't know what to do at this point:/ very active and chipping and drinking just won't eat and won't poop if it is his penis can he...