Research Article

Spatial and Temporal Characteristic Analysis and Risk Assessment of Global Highly Pathogenic Avian Influenza H5N8 Subtype

Figure 3

Directional distribution analysis of H5N8 HPAI events for global poultry and wild birds from 2014 to 2022. The points and ellipses represent the H5N8 HPAI events and standard deviation ellipses for the different phases. The red color depicts 2014–2015, the yellow color depicts 2016–2019, and the blue color depicts 2020–2022.