A new model using sturgeon as a material analog has made it possible to estimate how the backbones of some of the first animals on land could and could not move. These results disprove a long-standing hypothesis that changes in early tetrapod anatomy as they moved onto land gave them improved ne...
Source: [Phys.org](https://phys.org/news/2026-10-early-tetrapods-ability-necks.html)