258 
Psyche 
[Vol. 91 
Table 2B. Behavior of marked ants during second observation period 
NS 
Marked 
1 1 
3 
29 
32 
91 
F 
Unmarked 
130 
458 
566 
557 
721 
0.64 
Dev. for Exp. 
+2.0 
-26.5 
-9.0 
-5.6 
+39.1 
% Dev. 
22 
89 
24 
15 
75 
** 
Marked 
1 1 
8 
133 
41 
5 
NM 
Unmarked 
264 
925 
1289 
994 
937 
3.94 
Dev. for Exp. 
-0.8 
-32.1 
+71.9 
-3.5 
-35.5 
% Dev. 
7 
80 
118 
8 
88 
Marked 
0 
0 
0 
0 
0 
PT 
Unmarked 
7 
12 
13 
15 
0 
0 
Dev. for Exp. 
- 
- 
- 
- 
- 
% Dev. 
- 
- 
- 
- 
- 
** 
Marked 
4 
2 
41 
1 1 
67 
MW 
Unmarked 
76 
136 
360 
417 
165 
0.74 
Dev. for Exp. 
-3.8 
-1 1.5 
+ 1.8 
-30.8 
+44.3 
% Dev. 
48 
85 
5 
74 
195 
NS 
Marked 
23 
4 
46 
40 
12 
CN 
Unmarked 
128 
375 
488 
529 
192 
2.23 
Dev. for Exp. 
+ 12.7 
-21.8 
+9.7 
+ 1.3 
-1.9 
% Dev. 
55 
84 
26 
3 
14 
F= Foraging; NM = Nest Maintenance; PT= Patrolling; M W = Midden Work; CN = 
Convening. 
