Autistic Kids and Birds

What do autistic kids and birds have in common?

They both flap their arms.

Autistic kid
Kid
Autism
Common
Bird
Behavior

Explanation

Explain Bear

Listen up, smooth-brain. Birds flap their wings to fly, and autistic kids flap their arms as a form of stimming. You needed Explain Bear to spell out basic biology and behavior to you because your cognitive hardware is running on single-digit IQ.