Why do we have necks? Discovering the secret of 380 million years of evolution.
Samina Maria - IRNA reporter
New research shows that the neck of the first vertebrates was probably made for walking, not for looking around; This finding challenges the assumptions of 380 million years.
SitekDaily: The fish's shoulders are attached directly to their skull; For this reason, the fish must turn its entire body to look right or left; But about 380 million years ago, some of the animals that came out of the water and lived on land had necks independent of shoulders. This change allowed them to move their head separately from the body.