Zoological research reveals fascinating animals that do not produce faeces. These creatures, including tree hole frogs, ...

From frogs and sponges to jellyfish and tardigrades, scientists reveal how some animals digest food without defecating, ...

The digestive systems of mammals exemplify a remarkable spectrum of adaptations that have evolved in tandem with dietary specialisations. These adaptations encompass both morphological ...

Saeideh Esmaeili, a recent graduate from UW’s Program in Ecology, tracks onagers, also known as Asiatic wild asses, in Qatrouiyeh National Park in southern Iran. She and other researchers documented ...

Smaller-bodied ruminants forage primarily for the highest energy intake, while equids -- which tend to be larger -- choose to forage in areas close to surface water, with less attention to forage ...

On a recent chilly Summit County evening, my wife and I sat down to a dinner of hot soup, salad and bread. It was a healthy dinner for omnivores like ourselves, but one that required agriculture and ...

Pandas famously love bamboo but the fluffy mammals actually have digestive systems typical of animals that eat a meat-based diet - and Chinese scientists now think they know why. They say gorging on ...

While poop is decidedly not on the menu for us humans, it’s a normal food for many animals. In one study in Tanzania, scientists remarked that hooded vultures showed more interest in protein-rich lion ...

A calf’s digestive system is shaped by more than time. Diet, milk intake and early environmental exposure all influence rumen development. On a recent episode of the Kansas State University Beef ...