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7032

img 11654 - 300 DPI
measure

Passeriformes
Songbirds and kin

Certhiidae Certhia
Eurasian treecreeper (Certhia familiaris)


subspecies C. f. dourica
finding location Nukabira Gensenkyo, Kamishihoro
finding circumstances window collision
finding date 11.10.2020
coll. K. Uchida
created: 20.04.2021
showcase

measurements

feathers

longest primary P6=58,5mm
big individual
69% of max range of variation
54,0mm
60,5mm
longest secondary S1=51,0mm
longest retrix R1=72,0mm
big individual
95% of max range of variation
61,5mm
72,5mm
primary/secondary difference 8mm
primaries-index 13%
all values


P1 51.5mm
P2 51.5mm
P3 52.5mm
P4 54.0mm
P5 58.0mm
P6 58.5mm
P7 57.5mm
P8 55.5mm
P9 46.5mm
P10 22.5mm
S1 51.0mm
S2 49.5mm
S3 49.0mm
S4 47.0mm
S5 44.5mm
S6 42.0mm
S7 37.5mm
S8 29.5mm
S9 19.5mm
R1 72.0mm
R2 69.5mm
R3 67.0mm
R4 65.5mm
R5 63.0mm
R6 57.0mm