Changing views of evolutionary factors at work on earliest mammals
Thursday, November 10, 2016 - 09:02
in Paleontology & Archaeology
Using 3D-printed replicas of 200-million-year-old mammal teeth and polymers that mimic insect prey, scientists provide the first laboratory-tested evidence that the ability for teeth to damage prey is a more significant factor driving evolutionary changes in tooth shape than either bite force or the animal’s energy expenditure.