Kenyan and Rwandan authorities said Wednesday they had banned poultry products from neighbouring Uganda, where a virulent H5 strain of avian flu has broken out.
Mass livestock production is driving molecular changes in diseases that could lead to human pandemics, according to an expert from the University of Exeter.
Uganda announced Sunday it had detected bird flu among migratory birds, without specifying whether it was the particularly virulent H5 strain detected this season in countries worldwide.
A Russian zoo has euthanised its entire bird population after an outbreak of avian flu, local authorities said Monday.
Authorities in south-west France began a cull of hundreds of thousands of ducks Thursday as authorities scramble to contain an outbreak of a virulent strain of bird flu sweeping Europe.
Czech authorities on Wednesday said they had detected highly-contagious bird flu at two small poultry farms and in dead swans in the first such cases in a decade.
Croatia on Friday announced the discovery of a highly contagious strain of bird flu in poultry at a small family farm on the country's northern border with Hungary.
The year of the rooster looks set for a gloomy start. Egg prices are soaring and new year's festivals are being canceled as South Korea fights its worst bird flu outbreak in a decade.
Japan began killing some 90,000 chickens on Tuesday to contain another outbreak of a highly contagious strain of avian flu, officials said.
Iran has killed hundreds of thousands of birds in recent weeks as avian flu spreads across seven provinces of the country, officials have reported.