What is this?

[Kevo6708]

Good Morning,
I picked up a really nice war paint scoly last week and noticed something protruding out from the side of it when it is pitch black. As soon as I hit it with my flashlight it retracts back into the stony base of the scoly. What the heck is it?

 

[Euphyllia97]

Feather duster?

 

[Jvalle]

Hi yes. Feather duster thx

 

[kchristensen8064]

+1 on feather duster. That's a nice one.

 

[El_Guapo13]

Feather duster.