Pullets Beak bleeding! HELP

[ticks]

I was looking at my birds which are 6.5 weeks old and the Welsummer's beaks has blood on it. It is so far down on the beak it looks like wattles. I am not sure what to do they have access to food and water and are not too hot

 

[Stella1964]

Are they pecking at each other?

 

[ticks]

no I haven't noticed it