Science
Harvard study challenges lateral-to-sagittal shift in mammal spine evolution – EurekAlert
The study challenges the lateral-to-sagittal hypothesis by looking at the vertebrae of modern reptiles, mammals, and the extinct nonmammalian synapsids to determine…
IMAGE: Photograph of a skeleton of the early non-mammalian synapsid (ancient mammal relative) Edaphosaurus on display at the Field Museum of Natural History.
view more
Credit: Ken Angielczyk
When it comes to the evolution of the mammal spine — think of animals whose backbone allows them to gallop, hop, swim, run, or walk upright — a key part of the tale is quite simple.
Because nonmammalian synapsids, the extinct forerunners to mammals, had similar traits to living reptiles (like having their…
-
General19 hours agoYoung boy flown to Brisbane hospital after K’gari dingo attack
-
General17 hours agoBritish and US planes fly 12-hour mission to patrol Russian border
-
Noosa News20 hours agoWarm weather could make way for rain with ‘damaging winds, large hail’
-
General5 hours agoByford rail extension opening marks final stage of Perth Metronet