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Fig. 8. In situ colour changes of an individual crab exposed to several
days of dummy bird predation. (AC) Pairs of video images of a female
U. vomeris at the beginning (left), in the middle (centre) and at the
end (right) of her entire activity period. (A) First day of dummy bird
treatment. (B) Third day of dummy bird treatment. (C) Day 4, on which
treatment was discontinued. Note colour changes throughout activity period and
as a consequence of dummy bird predation.