The Company of Biologists

Table 2.

Fight duration and paired comparison of treatment effects(Wilcoxon)

Group	Treatment	Number of no-fights	Duration (s)	Comparison	N	Wilcoxon rank	P
(a) Including no-fights
1 Aesthetasc shaved	A	0	632±105	A-B	15	36	0.04
	B	3	408±119	B-C	14	0	1
	C	2^*	375±117	A-C	14	23.5	0.11
2 Guard hair shaved	AA	0	901±219	AA-BB	15	60	<0.0001
	BB	9	182±77	BB-CC	15	37	0.001
	CC	4	499±142	AA-CC	15	39.5	0.02
(b) Excluding no-fights
1 Aesthetasc shaved	A	0	632±105	A-B	12	19	0.15
	B	3	510±134	B-C	10	8.5	0.42
	C	2^*	403±123	A-C	13	18	0.18
2 Guard hair shaved	AA	0	1240±367	AA-BB	6	10.5	0.03
	BB	9	455±130	BB-CC	6	9.5	0.063
	CC	3	623±159	AA-CC	12	23.5	0.067

Group	Treatment	Number of no-fights	Duration (s)	Comparison	N	Wilcoxon rank	P
(a) Including no-fights
1 Aesthetasc shaved	A	0	632±105	A-B	15	36	0.04
	B	3	408±119	B-C	14	0	1
	C	2^*	375±117	A-C	14	23.5	0.11
2 Guard hair shaved	AA	0	901±219	AA-BB	15	60	<0.0001
	BB	9	182±77	BB-CC	15	37	0.001
	CC	4	499±142	AA-CC	15	39.5	0.02
(b) Excluding no-fights
1 Aesthetasc shaved	A	0	632±105	A-B	12	19	0.15
	B	3	510±134	B-C	10	8.5	0.42
	C	2^*	403±123	A-C	13	18	0.18
2 Guard hair shaved	AA	0	1240±367	AA-BB	6	10.5	0.03
	BB	9	455±130	BB-CC	6	9.5	0.063
	CC	3	623±159	AA-CC	12	23.5	0.067

(a) Includes interactions where no fight took place. (b) Excludes`no-fights'.

Excludes the pair where one animal died before the C-fight (eliminated from all C-fight analyses).

Duration values are means ± s.e.m.

N, number of fighting pairs per treatment.