Our expert says:
This is normal for a intact male and by this time the behaviour will be mostly learned and very difficult to get rid off. I think you need to put him outside with the other 2.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.