State flower: Bitterroot (Lewisia rediviva), since 1895 State tree: Ponderosa Pine, since 1949 State animal: Grizzly Bear (Ursus arctos horribilis), since 1862 State bird: Western Meadowlark (Sturnella neglecta), since 1931 State fish: Westslope cutthroat trout, since 1977 State Song: "Montana", since 1945 State Ballad: "Montana Melody", since 1983 State Gemstones: Yogo Sapphire & Agate State Fossil: Maiasaur ("Duck-billed Dinosaur") (Maiasaura peeblesorum), since 1985 State Butterfly: Mourning cloak (Nymphalis antiopa), since 2001 State Grass: Bluebunch wheatgrass, since 1973
State Motto: "Oro y Plata" (Spanish: Gold and Silver)