This post will talk about: 70 Selective mutism symptoms and behaviors. 3 Diagnostic criteria for selective mutism. Indicators that are not consistent with selective mutism.  To anyone unaware of selective mutism (as I was four years ago), it’s almost impossible to see the signs and symptoms of this anxiety disorder in a child. In our situation, my toddler was clingy, sometimes moody, and even bossy. She was also a picky eater and hated her hair being brushed, tugged, or any attempt of mine to put her hair in ponytails. Before my child was diagnosed with selective mutism, nothing directly pointed to my daughter having a selective mutism anxiety disorder. What was…