Rennet, the stomach contents of an unweaned animal; also, the membrane lining the stomach. The word rennet also refers to preparations that contain the enzyme rennin and that are used in curdling milk. The chief source of rennet is the fourth stomach of young calves. Rennet is used in making cheese, junket, and medicinal preparations. It is also used to coagulate casein (a milk protein) in making plastics.
Tylocephale is one of a group of new dome-headed dinosaurs discovered by the Joint Polish-Mongolian Paleontological Expeditions to the Gobi Desert. Learn more about the Tylocephale and other Late Cretaceous dinosaurs.
When we think about violent animals, many of us turn to creatures like sharks, bears, rhinos, crocodiles or even the Tasmanian devil. What other species outdoes all these others in its capacity to cause violence?