Step | Process | Component |
1 | Mutation | Virus, AIV, LPAI |
2 | Aquatic Prey | Virus, Bacteria, Phytoplankton, Zooplankton, Krill, Shrimp, Fish, Mudfish, Bullfrog, Crab |
3 | Transmission | Penguin, Waterfowl, Migratory bird, Humpback whale |
4 | Reservoir | River, Lake, Pond, Tidal mud flat, Soil, Desert dust, Wetland, Rice paddy |
5 | Poultry | Chicken, Duck, Turkey, Quail |