Fasciola is the name of a genus of parasitic flatworms that infect the bile ducts of mammals, including humans and livestock. However, there are several synonyms that refer to these organisms, such as liver fluke, which is a common name for Fasciola hepatica. Other synonyms include sheep liver fluke, common liver fluke, and large liver fluke. These parasites are known for causing severe liver damage and disease in their hosts, making them a significant economic and public health concern in many parts of the world. Identification and control of these parasites through proper management practices and treatment is essential for the health and well-being of both humans and animals.