An Ebola survivor fell ill with the disease for a second time in eastern Congo, the Congolese health authorities said it was not yet clear if it was a case of relapse or reinfection.
The US Centers for Disease Control and Prevention (CDC) reports the US had an average of seven human Eastern equine encephalitis over the past decade - in 2019 that number was at least five times higher.
Sixty-five people in a veterinary research institute in Lanzhou, northwest China's Gansu Province, have been diagnosed with brucellosis.
Most of the cases were found in white-tailed deer and mule deer, but detections in one elk and moose were both firsts in Montana.
A total of 681 suspected cases have been reported from 23 states between January 1 and November 24 this year.
Poland's Main Veterinary Inspectorate announced on December 2 that nine new cases of African swine fever (ASF) had been discovered in wild boar, following the initial spate of around 20 cases in the Lubuskie province in November.
The 11 commercial properties which were found to be infected include seven in the Capricorn, two in the Vhembe and two in the Mopani District Municipalities.
The South Korea National Institute of Environmental Research reported that a wild boar infected with African swine fever was found by a joint team of military and civilian hunters inside the Civilian Control Line in Paju near the border with North Korea.
The latest figures from the Nigeria Centre for Disease Control (NCDC), confirmed 10 new cases of the disease in five states: five in Ondo, two in Edo, one each in Ebonyi, Bauchi and Abia. In those new cases, one person each died in Edo and Abia states.
The positive samples were taken from wild boars.