Table 1. Actions used in L-S by able-bodied chimpanzees.
Individual | Liana-scratch technique | ||||
Tension by pulling | Tension by pushing | Unclear | |||
Hand | Foot | Hand | Foot | ||
Bahati (13 yr. F) | 1 | ||||
Kana (10 yr. F) | 1 | ||||
Karo (7 yr. F) | 3* | ||||
Kumi (8 yr. F) | 2 | 3 | |||
Night (5 yr. F) | 2 | 2 | |||
Zak (6 yr. M) | 4 | 1 | |||
Zed (8 yr. M) | 1 | 1 | |||
10 | 3 | 5 | 3 |
*In these 3 cases Karo added a second grip with the hand so that both hand and foot pulled on the climber