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Table 4 Effects of colony and sex on timing and duration of the first incubation trip of Thin-billed prions Pachyptila belcheri from the Falkland/Malvinas Islands and Kerguelen

From: Behavioural plasticity in the early breeding season of pelagic seabirds - a case study of thin-billed prions from two oceans

Dependent Independents F P Effect size
Period in the burrow after pre-laying exodus Colony 3.28 0.079 0.086
Sex 60.79 < 0.001 0.635
Departure date Colony 1.16 0.288 0.032
Sex 10.54 0.003 0.231
Trip duration (days) Colony 14.7 < 0.001 0.296
Sex 0.58 0.452 0.016
Cumulative travel distance (km) Colony 32.12 < 0.001 0.479
Sex 0.07 0.794 0.002
Maximum distance from colony (km) Colony 9.35 0.005 0.238
Sex 0.03 0.869 0.001
Travel speed (km/day) Colony 12.23 0.001 0.259
Sex 1.9 0.178 0.051
  1. Significant p-values are marked bold. As a measure of effect sizes we report partial Eta-Square values (η2). None of the interactions were significant (N = 50 birds)