Figure 4

Mean number of actions made to the mark region per trial (±SEM) for (a) all ten birds and (b) the subset of six birds that showed evidence for mirror use. *p < 0.05 **p < 0.01.

Mean number of actions made to the mark region per trial (±SEM) for (a) all ten birds and (b) the subset of six birds that showed evidence for mirror use. *p < 0.05 **p < 0.01.