Ancient Echidna Bone Challenges Terrestrial Ancestor Theory
A 30-year-old bone discovery in southeastern Australia has sparked a new perspective on the evolution of echidnas and platypuses. The UNSW-led analysis of the Kryoryctes cadburyi humerus, found at Dinosaur Cove, suggests that ancient echidnas lived in water, contradicting the long-held theory that they evolved from land-dwelling ancestors. According to lead author Emeritus Professor Suzanne … Read more