The native "bluebird" ( Sialia Sialis ) is selected for and shall be known as the official bird of the state of Missouri.
Mo. Rev. Stat. § 10.010
Official state bird
Effective: 28 Aug 1957; (RSMo 1939 § 15439, RSMo 1949 § 10.070, A.L. 1957 p. 726)
Official source: Missouri Revisor of Statutes. Reproduced from public-domain Missouri statutes; confirm against the official source for the current text. Not legal advice.