1 Liver fluke disease is caused by a parasitic worm called Fasciola hepatica. 2  It is predominantly a disease of livestock in South Africa. 3  Cattle and sheep harbour the adult worms that pass the parasite eggs into water. 4  The eggs hatch and the juvenile stages infect specific snail species in the water where they mature.
legislative branch. 1. the branch of government having the power to make laws; the legislature. The legislative branch can invent deadline after deadline after deadline. The filibuster is intended to be a great tool of moderation in the legislative branch.
Congress, U.S. Congress, United States Congress, US Congress-the legislature of the United States government. house-an official assembly having legislative powers; a bicameral legislature has two houses.