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7378

img 12855 - 150 DPI
img 12856 - 150 DPI
img 10761 - 400 DPI

Anseriformes
Ducks, geese and swans

Anatidae Dendrocygna
Black-bellied Whistling-Duck (Dendrocygna autumnalis)

Foto der Art Dendrocygna autumnalis (Rotschnabel-Pfeifgans) © Jo Kuyken

age / gender juv.
finding circumstances breed bird
finding date 2021
coll. A. Haase
created: 22.07.2021
showcase

measurements

feathers

longest primary P7=173,0mm
longest secondary S14=132,5mm
longest retrix R4=83,0mm
primary/secondary difference 41mm
primaries-index 23%
all values


P1 135.5mm
P2 139.5mm
P3 144.5mm
P4 150.0mm
P5 160.0mm
P6 166.5mm
P7 173.0mm
P8 170.0mm
P9 163.0mm
P10 148.0mm
S1 131.5mm
S2 130.0mm
S3 130.5mm
S4 129.0mm
S5 123.5mm
S6 123.0mm
S7 122.5mm
S8 121.5mm
S9 122.5mm
S10 123.0mm
S11 125.0mm
S12 128.0mm
S13 129.0mm
S14 132.5mm
S15 120.0mm
S16 113.0mm
R1 77.5mm
R2 80.0mm
R3 76.0mm
R4 83.0mm
R5 80.5mm
R6 77.5mm
R7 71.5mm