Why does it look like a double barrel shotgun but merged we are pistol making it a double barrel pistol

Why do they look so similar?!

This is soooooooooooooooooooooooooooooooooooooooooooooooo cool

This is my type of gun I like to make

I had permission from one of my friends that's a furry to post this

Art @FRERSHELP

Was that the art of 87

Me

I'm the master of seasons