So my boys are starting to crow, and I want to be able to identify which ones are male at a glance so I know how many I will keep, and how many for breeding.  What should I use to "mark" the ones that are male?  I don't have any leg bands that go that small.  
What do all you guys do?
	
		
			
		
		
	
				
			What do all you guys do?
	
	
	