21. In the early years of the 21st century epizootics in livestock caused by viruses continue to have serious consequences. 22. Why is it taking so long to mobilize the United States against the rabies epizootic that is sweeping the country? 23. The famine was caused by rinderpest that killed the majority of all cattle ( see 1890s African rinderpest epizootic ). 24. The Ebola epizootic in western and central Africa has caused more than 90 % mortality rate in western lowland gorillas. 25. The journal publishes research papers, case and epizootic reports, review articles and book reviews on wildlife disease investigations. 26. An epizootic disease had a heavy impact on a large number of mammal species in Western Australia, notomys macrotis included. 27. From 2003 2004, two epizootics infected the western lowland gorilla, which caused two thirds of their population to disappear. 28. During the course of the past influenza pandemics and the current influenza epizootic there has been evidence of family clusters of disease. 29. Rabies appears to have originated in the Old World, the first epizootic in the New World occurring in Boston in 1768. 30. It is the causative agent of Epizootic Hemorrhagic Disease, an acute, infectious, and often fatal disease of wild ruminants.