she is thinking a respiratory infection, have several different meds seems to be a bit of guess work Have just finished cleaning out aviary,and will do a newspaper lining for a day and get the poos checked out.
All the other birds look in good health at this point but as Henry did they could be hiding any illness and could go down hill in a short time.
At leas Henry has hopped onto the perch in his hospital bed but isn't eating at this stage.
Time will tell
Paul