Table 1.

Mean HR and HR ranges in response to different events. (Maximum HR and HR increase is given in b.p.m. and the duration of the HR response in seconds (s).)

	maximum HR (b.p.m.)		HR increase (b.p.m.)		duration of HR response (s)
	mean	range	mean	range	mean	range
social versus non-social events	169.9 versus 146.3	331.5–116 versus 284–89	57.3 versus 44	159.5–26 versus 174–4	11.6 versus 13.7	8.25–20 versus 2.5–34
departing/landing geese versus agonistic interactions	157 versus 162.8	255.5–100 versus 197.6–144.4	52.6 versus 54.7	106–8 versus 84.8–29.2	10.6 versus 11	20–2 versus 18–8.2
males versus females	155.3 versus 167	219.5–127.8 versus 220.4–138.1	43 versus 59	65–21.8 versus 129.8–29.8	10.8 versus 15.6	16.6–5.5 versus 23.1–11.4
single versus paired males	142 versus 183	163.6–134.5 versus 313–111.5	31.6 versus 56.6	50.8–17 versus 165–16	12.6 versus 10	18.7–6.5 versus 14–6
Affiliated versus non-affiliated	199.2 versus 140.9	252.7–102 versus 179–102	81.3 versus 37	137.3–10 versus 78–8	11.6 versus 9.6	17.4–2 versus 14–5
pair partner won versus lost	232.5 versus 151.5	354–94 versus 184–126	108 versus 57	222–4 versus 118–24	14.2 versus 13.7	31–2 versus 17–10
lower versus higher ‘ranking’	143.5 versus 175.6	184–124 versus 227–132	50.1 versus 72.6	118–14 versus 148–31	16.9 versus 11.5	15.5–6 versus 31–7