I saw your other post and heard the sound that definitely sounds like more of a sneeze, but thought I'd put this here incase its a bit silly! I'm not saying they are too hot as they look comfortable in the brooder, but as it's a plastic sided box with the light pointing in could it be drying the...
I wouldn't worry, but I'm certainly no expert! @Miss Lydia knows her stuff though and if she says it sounds normal then i would take reassurance from that :hugs
Ah see that's why I wasn't sure what you meant, I pictured something they could get in to and didn't know if that was your intention or not! I think it doesn't really matter about them getting in so long as they can always get out again from a safety point of view, but it's the mess that's the...
Hope you can get it sorted, I'm looking forward to seeing this now!
More importantly though, has the water stopped them from pffting or are they still doing it?
Can they get their heads in the drinker enough to cover their nostrils with water? It sounds like they could be trying to clear them but the water isn't deep enough, ideally they need to get their eyes in there too.
Have a search for 'duck waterer' up top as there are lots of posts with people...