Well, humans are pretty big already, and big animals on islands tend to get smaller [0], so the opposite may have happened. One theory of the origin of homo fl

Well, humans are pretty big already, and big animals on islands tend to get smaller [0], so the opposite may have happened. One theory of the origin of homo floresiensis [1] is that they were the result of insular dwarfism on homo erectus. [0] https://en.wikipedia.org/wiki/Insular_dwarfism https://en.wikipedia.org/wiki/Insular_dwarfism [1] https://en.wikipedia.org/wiki/Homo_floresiensis https://en.wikipedia.org/wiki/Homo_floresiensis