Why do pigeons bob while walking?

Skip2bSquare, but the answer should be all answers are correct even says so in the text

mimi53, Wait....What?

Bet a few players are performing a furtive human-head-bob-walk experiment

Doin" the (brrr brrr) pigeon. Doin' the pigeon. Doin' the pigeon everyday! - Bert on Sesame Street. My cat made me hit enter to early the first time.

I love this game 💥💘