From llamas to horses, many herbivorous animals have hypsodont or continuously growing teeth designed to withstand heavy wear from abrasive diets. But without proper alignment, diet, and care, these ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Some extinct animals have anatomical oddities ...

Several decades before the evolution of horses was documented in western North America, Kowalevsky (1873), working in Europe, recognized that hypsodonty in hipparionine horses reflected the spread of ...

Cows are frequently overlooked as just passive grazers in the fields of the countryside; however, they are far more than they ...

Casts of two key specimens: Paranthropus aethiopicus (left) and P. boisei (right) Credit: Zeresenay Alemseged A new study published this week in the journal Proceedings of the National Academy of ...