South Korea on Tuesday said it was expanding a cull of chickens and ducks to try to contain a damaging bird flu outbreak.
Japan has mobilised its military to help with a second mass cull of 230,000 chickens amid a spreading outbreak of a highly contagious strain of avian flu, officials said.
Dutch officials have culled 190,000 ducks on a central Netherlands farm where inspectors have confirmed the presence of a highly infectuous strain of bird flu, officials and local media said Sunday.
Sweden on Friday said 200,000 chickens were being slaughtered at a farm where bird flu has been detected, following a resurgence in the virus across Europe.
Authorities in northern Germany have killed 16,000 turkeys and ordered 92,000 chickens slaughtered after detecting an outbreak of bird flu.
The Netherlands shuttered petting zoos and banned duck hunting as it stepped up measures Monday to stem a bird flu outbreak blamed for killing scores of poultry and more than a thousand wild birds.