Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13071-022-05413-5/MediaObjects/13071_2022_5413_Fig2_HTML.png)
Number of first detections (interceptions and vector surveillance) of Ae. albopictus in a country by known and suspected dispersal pathways for the period 1940–2020. Publications reporting the first detection of Ae. albopictus in a new country were selected (Additional File 1: Table S1). "Unknown" dispersal pathway is defined from published scientific articles with insufficient evidence to prove or suspect otherwise