IOS is a non-profit 501(c) (3) membership organization, operated by the unselfish efforts of many volunteers, and funded by the donations of generous individuals like you. With your help, IOS can continue to publish its quarterly journal, Meadowlark, sponsor the Illinois Young Birders club, and provide interesting programming to its members.

Why not donate to IOS today?

Charitable gifts are considered tax deductible contributions.


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