![Readers reply: why do some birds' heads not rock forwards and backwards when they walk? | Birds | The Guardian Readers reply: why do some birds' heads not rock forwards and backwards when they walk? | Birds | The Guardian](https://i.guim.co.uk/img/media/192dbc77b926a3bcb343f1d2abdc3ac96c0b1e6c/0_600_5665_3400/master/5665.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=95864c1743908cacfe9849c67c3c9dbb)
Readers reply: why do some birds' heads not rock forwards and backwards when they walk? | Birds | The Guardian
Amanda on Twitter: "Someone suggested that I added Stayin' Alive to this video of a bird walking, so I did. https://t.co/Fqyd0bIIjZ" / Twitter
![Bernie Thoughts on Twitter: "IMAGINE A CITY OF SHOEBILL BIRDS WALKING AROUND RUNNING ERRANDS—NO ONE IS TALKING ABOUT THIS https://t.co/NBnGGtTrT0" / Twitter Bernie Thoughts on Twitter: "IMAGINE A CITY OF SHOEBILL BIRDS WALKING AROUND RUNNING ERRANDS—NO ONE IS TALKING ABOUT THIS https://t.co/NBnGGtTrT0" / Twitter](https://pbs.twimg.com/media/CeVs65yWEAAnLfq.jpg)