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Fig. 3. (A) Results of the learning tests at mazes A and B. The tested bees
significantly reversed their pattern preference from the yellow vertical
grating in the morning to the blue horizontal grating in the afternoon. (B)
Results of experiment 1, the transfer tests with black patterns at mazes A and
B. The tested bees significantly reversed their pattern preference from the
vertical grating in the morning to the horizontal grating in the afternoon.
N, number of individual bees attending the test; values are means
± s.e.m. See text for further details.