Type Trait Mean SD Sources
Resource Quantity
Size (cm)
48.48
31.65
a and b
Mass (g)
1078.07
1912.80
a and b
Wingspan (cm)
89.86
52.22
a
Migration
-
-
b
Pelagic
-
-
b
Breeding range (km2, log transformed)
7.24
0.71
b
Life history
Generation (year)
8.07
2.85
a
Reproduction
Clutch size (no. of eggs)
4.55
2.17
a and b
Incubation (day)
24.89
4.63
c
Diet
Diet-Inv (% of invertebrate)
49.53
31.84
c
Diet-V (% of vertebrate)
22.84
28.17
c
Diet-Scav (% of scavenger)
0.88
3.84
c
Diet-Plant (% of plant materials)
26.76
31.97
c
Habitat
Hab-W (% of time on water surface)
15.20
30.87
c
Hab-Rip (% of time on riparian area)
40.34
28.88
c
Hab-G (% of time on ground)
41.91
32.51
c