Inner wing definitions

inner wing

The portion of the wing from the wrist to the shoulder; the secondary feathers are located on one section of the inner wing.
Found on https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter

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Inner wing

Includes the shoulder, the secondaries and the secondary coverts.
Found on https://www.encyclo.co.uk/local/22222

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