402 
Psyche 
[Vol. 85 
MINORS 
N 
X^ 
P 
Selfgroom 
781 
65.9 
** 
Allogroom Minor 
136 
13.4 
.01 
Allogroom Major 
70 
7.8 
NS 
Carry Egg 
307 
178.7 
** 
Carry l arva 
1235 
212.3 
** 
Carry Pupa 
149 
13.1 
.02 
Groom Egg 
24 
14.1 
.01 
Groom l.arva 
223 
58.6 
** 
Groom Pupa 
225 
34.8 
** 
Assist Eclosion 
1 14 
7.9 
NS 
Trophallaxis w Larva 
25 
18.8 
.001 
Trophallaxis w Minor 
48 
8.7 
NS 
Forage 
186 
79.3 
** 
Retrieve Food 
22 
22.5 
** 
Eat Brood Exuvia 
37 
27.9 
** 
Eat Dead Adult 
26 
15.0 
.01 
Carry Exuvia 
47 
5.2 
NS 
MAJORS 
Selfgroom 
1 10 
23.7 
** 
Guard 
63 
13.3 
.01 
Patrol at Food 
52 
290.1 
** 
Patrol Arena 
22 
138.8 
** 
Table 4. X- values and significance levels for differences between observed 
and expected behavior frequencies for the five age classes within each physical caste. 
** indicates that the P values were so small they do not appear in the X- table and are 
highly significant. NS, no significant difference. Only behaviors with frequencies ^ 
I9f are included. N = total number of acts observed. 
