Reported outbreaks of Rift Valley Fever (RVF) among animals began on 18 January 2007 with the first human case reported at the beginning of February 2007 in Arusha region.

• 报告的动物中裂谷热疫情始于2007年1月18日,在阿鲁沙省于2007年2月初报告了第1例人间病例。