Australorps are docile with humans but can be bullies in the flock.  I have them with Barred Rocks, which are a similar size & weight.  We had a few little issues until everyone was laying.  Now they all get along fine.  Space [as in plenty of it] is your biggest friend.
	
		
			
		
		
	
				
			 
	 
 
		 
			
		
		
		
	
	
			
		 
 
		 
			
		
		
		
	
	
			
		 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		