The short stature of Homo floresiensis, discovered in 2003 on the Indonesian island of Flores, has led some researchers to suggest that it was an example of island dwarfism. Island dwarfism is a phenomenon that occurs when a species evolves to be smaller in size on an island compared to its mainland counterparts. This is thought to be a result of limited resources and competition on islands, which favors smaller individuals that can survive on less food.

However, not all researchers agree that Homo floresiensis was an island dwarf. Some argue that its small size may have been a result of other factors, such as genetic drift or inbreeding. Additionally, some researchers have suggested that Homo floresiensis may not have been a separate species from Homo sapiens, but rather a population of modern humans with a genetic condition that caused dwarfism.

The question of whether Homo floresiensis was an island dwarf remains a topic of debate among scientists. Further research is needed to determine the true nature of this extinct hominid.