Table 2.
Subjects' individual results in phases II (food obtained by itself), IV and V (food received from and provided to others, landings on the perch). Data for the subject that did not reach criterion in phase III are given in italics. YOB, year of birth.
| individual |
phase II |
food phase IV |
landings phase IV & V |
||||||
|---|---|---|---|---|---|---|---|---|---|
| name | group | sex | YOB | obtained | received | provided | test | empty | blocked |
| Boots | NB | M | 2012 | 2 | 38 | 0 | 0 | 1 | 0 |
| Yoda | NB | M | 2013 | 19 | 10 | 1 | 8 | 0** | 0** |
| ObiWan | NB | M | 2014 | 18 | 0 | 21 | 26 | 6*** | 8*** |
| Mon | NB | F | 2014 | 10 | 1 | 27 | 38 | 3*** | 3*** |
| Padme | NB | F | 2014 | 0 | 0 | 0 | 2 | 3 | 3 |
| Han | B | M | 2014 | 3 | 8 | 32 | 34 | 13*** | 12*** |
| Leia | B | F | 2014 | 22 | 24 | 0 | 0 | 3 | 3 |
| Chewie | B | F | 2015 | 18 | 0 | 16 | 17 | 7* | 16 |
| Amidala | B | F | 2012 | 7 | 16 | 0 | 0 | 0 | 0 |
Fisher's exact tests: *p < 0.05, **p < 0.01, ***p < 0.001.