Morton's toe recorded prevalence varies in different populations, with estimates from 2.95% to 22%. The name derives from American orthopedic surgeon Dudley Joy Morton (1884–1960), who originally described it as part of Morton's triad (a.k.a. Morton's syndrome or Morton's foot syndrome): a congenital short first metatarsal bone, a hypermobile first metatarsal segment and calluses under the second and third metatarsals. Confusion has arisen from "Morton's foot" being used for a different condition, Morton's metatarsalgia, which affects the space between the bones and is named after Thomas George Morton (1835–1903). Morton's toe, especially the second-toe-is-longer versions, has a long association with disputed anthropological
The Humans (video game) sound effects or a music track, unlike the PC and Amiga versions, which utilize both simultaneously. Following the success of the original release, an expansion pack containing 80 additional levels was released in 1992 under the name "Humans 2: The Jurassic Levels" in the UK and "The Humans: Insult to Injury" in the United States. in 1993, the two games were combined and released for both Amiga and DOS under the name "Humans 1 and 2" and included English, French, German, Italian and Spanish versions. The DOS was distributed on a CD-ROM and was improved in several ways, including adding