Figure 1.

Wing morphs, color morphs, and study area. (a) Tetrix undulata pygmy grasshopper female belonging to the macropterous morph with long and functional wings (left) and micropterous short‐winged flightless morph (right). Photograph: J. Tinnert. (b) Tetrix undulata representing reddish brown, striped, striated brown, gray, and black color morphs. Photograph: A. Forsman. (c) Map of study area in the south of Sweden, showing location and Sample ID of 20 Tetrix undulata pygmy grasshopper populations in habitats representing stable (open circles) and disturbed (filled dots) environments. See Table 1 for a key to abbreviations of sampling locations