This is a deadly disease that attacks the canaries. The symptoms that manifest are: bristly plumage, inactive bird and decay. The most obvious symptom occurs in the eyes. Most of the time they will be closed and with a hectic breath.
If your canary has parathyphosis, you will need to wash the cage daily. On the other hand, for each liter of water you will add 2 g of iron sulfate. How to avoid parathyphosis: You must change the water of the Canary birds every day and clean the aviary frequently.
Same as salmonellosis.
Loss of singing, appetite and vivacity; excessive thirst; green diarrhea.
Veterinary diagnosis and antibiotic therapy.