A look at the first stage of digestion, highlighting the role of saliva and chewing.

The Clerk of Judicial Records in Lehigh County, spear-headed by Michelle Graupner, has started a new program. The program is Record Alert, which is a free service for any resident in the county or ...

Baby Psittacosaurus dinosaurs swallowed stones to digest plants early in life, revealing adult-like feeding habits from birth ...