Figure 5
From: Are adaptation costs necessary to build up a local adaptation pattern?
Host choice of cucumber, pepper and tomato lines (white, black and grey bars, respectively) between (a) pepper and tomato, (b) cucumber and pepper and (c) cucumber and tomato. The figures show the average proportion of eggs laid on each substrate over four days. Vertical lines correspond to the standard error of the mean, measured as the variation among selection lines of each selection regime.