Fig. 8. Results of Experiment 4. Bees were trained at unit 21 with a landmark. (A) Bees tested without the landmark searched either near the training location or at the end of the tunnel. (B-D) Bees tested with the landmark (B) at the training site, (C) shifted to unit 30 and (D) shifted to unit 12, all tended to search at the landmark, or sometimes (as in C) before reaching the landmark. Note the different y-axis scales in A,C and B,D. For an explanation of figure layout and symbols, see Fig. 2.