Sabre-toothed predators -- best know from the infamous Smilodon -- evolved multiple times across different mammal groups. A new study reveals why: these teeth were 'functionally optimal' and ...
Such teeth have independently evolved in different groups of mammals at least five times, and fossils of sabre-tooth predators have been found in North and South America, Europe and Asia.
In the history of teeth, perhaps no tooth is as famous as the saber tooth. These long, blade-like canines seem almost perfectly optimized to kill prey. They've evolved at least five times in ...
Saber-toothed predators—best known from the infamous Smilodon—evolved multiple times across different mammal groups. A study titled "Functional optimality underpins the repeated evolution of ...