This third article in our series on ageing explores the major anatomical and physiological changes that occur within the digestive system. Subscribe today for unlimited access to 6,000+ clinical ...

The early life stages of fish are marked by the rapid development of the digestive system, which plays a critical role in transitioning from endogenous nutrition, using yolk reserves, to exogenous ...

When birds migrate over long distances to and from their breeding grounds, it takes more than strong flight muscles and an innate knowledge of where they're going. According to a University of ...

Doctors have always known about the mesentery, but it has now been classified as the 79th organ in the body A part of the digestive system has been reclassified as an organ, following research at the ...