A surprising discovery about ancient horned mammals is challenging long-held ideas about sexual dimorphism. For decades, scientists have pointed to a group of enormous, horned prehistoric mammals as a classic example of how dramatically males and females can differ in appearance. But a new analysis of fossil skulls suggests that one of paleontology’s most familiar [...]
A new research on the skulls of extinct mammal Uintatherium anceps questions established notions about sexual dimorphism in prehistoric species. The study, carried out by researchers from the University of Kansas, analyzed about...