We thought it was evolution, but an experiment with pencils shows that tips like teeth and thorns may owe their rounded shape to mechanical wear. Most of us have been stung by a bee, bitten by an ...

Carnivorous animals come in all shapes and sizes, from the 500-gram quoll to the 500-kilogram polar bear. This disparate group of mammals shares a common feature: canine teeth at the front of their ...

Genetic variants that determine the shape of your teeth -- including a gene inherited from Neanderthals -- have been identified by a team of researchers. Genetic variants that determine the shape of ...

Multiple tooth shapes make the analysis more difficult "This so-called heterodonty, i.e. the occurrence of different tooth shapes in the same jaw, has proven to be one of the greatest challenges for ...

The megalodon’s legendary big teeth — for which it’s named — likely came as a result of its gargantuan size rather than its changing dietary preferences as previously believed. (CN) — Revered among ...

The earliest dinosaurs included carnivorous, omnivorous and herbivorous species, according to a team of University of Bristol paleobiologists. By looking at the tooth shapes of the earliest dinosaurs ...

While many people worry about the photogenic layout of their teeth, chances are most don’t think about individual tooth shape. Well, you should—because it might be partially determined by your ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...