Example 2
IMG 1157

Gallinula chloropus

(Moorhen, Gallinule poule-d'eau, Teichralle, Polla de agua)

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11 Secondaries of the right wing

 

Feather S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11
Length (mm) 103 99 93 91 88 88 91 100 110 101 92

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