Mouse spiders exhibit sexual dimorphism, with female spiders being all black and male spiders having species-specific colouration. The male Eastern mouse spider (Missulena bradleyi) have a bluish patch and the male Red-headed mouse spider (Missulena occatoria) are brownish in colour, with red-tinged jaws.
Soul of a Man (song) (The) Soul of a Man is a gospel blues song recorded by Blind Willie Johnson in 1930. As with most of Johnson's songs, it deals with a spiritual theme within a blues musical framework. Accompanying Johnson (vocal and guitar) is Willie B. Harris, sometimes identified as his first wife, who sang harmony on the refrain:
Soul Soul music is a combination of rhythm and blues and gospel. Rhythm and blues (a term coined by music writer and record producer Jerry Wexler) is itself a combination of blues and jazz, and arose in the 1940s as small groups, often playing saxophones, built upon the blues tradition.