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Tetrastes
genus of Phasianidae within Galliformes

trivial name latin name name specimens
Hazel Grouse
Tetrastes bonasia
Tetrastes bonasia 008 008

Species comparison1)

Genus Tetrastes: maximal number primaries: 10, maximal number secondaries: 15, maximal number retrices: 16
1) According to Hartmann (2000a, 2000b and 2016)

Random specimens