My new pastel make a slight hissing sound sometimes when I pick him up. He's not hissing but sound like it when he breaths while I'm holding him, but not all the time. I don't hear any wheezing or gurgling sounds and no signs of mucus. Could this just a noise he makes? Or do you think RI?
Temps. are 82 cool side and 93 warm side.
Humidity is 60%
In a 32qt. rack with 11" flexwatt
Aspen bedding
1264 grams

thanks,

Dave