A fragment of upper jaw fossil from the Early Cretaceous is among the oldest examples of a toothless amphibian in the fossil record Chihiro Kai The arid valleys of Wyoming’s Cloverly Formation are ...

Tiger gets teeth checked: 'Open wide!' A tiger at the Paradise Wildlife Park in Hertfordshire, United Kingdom, received a dental check up. See how handlers trained these tigers to open up!

SALEM — Students in all 10 of the city’s public schools will have the opportunity to have their teeth cleaned during school hours this winter. A mobile team of dental hygienists will visit each school ...