Table 2 Responses by baboons to approach and hypothesized meaning.

Hypothesized individual baboon behavioral response to human approaches and the threat level these responses are considered equivalent to.

Observer considered:Equivalent to
predator
Equivalent to social
threat
Minimal threatNo threatNo. of observations
(percentage of total
observations)
Response predictor
Alarm barkY0 (0%)
Flight direct to refuge
(rocks, trees, or cliff)
Y0 (0%)
Rapid flight/sprinting
response
YY0 (0%)
Displacement with geck/
grimace
Y16 (0.97%)
Animal passively
displaces
YY1637 (98.85%)
Flinch/startled before
flight*
–/*–/*–/*–/*3 (0.18%)
Animal is not displaced–/*Y0 (0%)
Animal is not displaced
and threatens
observer
Y0 (0%)

*Flinch or startled suggests that the focal animal detected observer within its usual tolerance level.