Season
|
Sex
|
Age
|
n
|
Body mass (g)
|
Lean body mass (g)
|
Absolute fuel load (g)
|
Arrival fuel load (rel.)
|
---|
Autumn
|
Male
|
First-years
|
212
|
98.1 (96.9–99.3)
|
90.61 (89.85–91.40)
|
7.47 (6.62–8.30)
|
0.082 (0.073–0.091)
|
Adults
|
219
|
105.7 (104.5–106.9)
|
93.26 (92.45–94.01)
|
12.45 (11.59–13.25)
|
0.134 (0.124–0.145)
|
Female
|
First-years
|
249
|
95.6 (94.5–96.7)
|
87.83 (87.13–88.56)
|
7.73 (6.94–8.50)
|
0.088 (0.080–0.096)
|
Adults
|
239
|
100.4 (99.2–101.5)
|
89.98 (89.24–90.70)
|
10.36 (9.56–11.14)
|
0.115 (0.106–0.125)
|
Spring
|
Male
|
Adults
|
200
|
102.8 (101.5–104.0)
|
91.65 (90.82–92.43)
|
11.12 (10.19–11.97)
|
0.121 (0.111–0.132)
|
Female
|
Adults
|
193
|
95.0 (93.7–96.3)
|
86.79 (85.98–87.65)
|
8.22 (7.35–9.18)
|
0.095 (0.085–0.104)
|
- Data are given for all migrating blackbirds (n = 1312), broken down by sex, age and season. For each group, sample size (n), mean values and 95% credible intervals (2.5% and 97.5%) are reported