What did every member of the genus Homo utilize?

Every member of the genus Homo utilized stone tools, which is a defining characteristic of this genus. The use of tools marks a significant advancement in the evolutionary history of hominins, showcasing their ability to manipulate objects and adapt to various environments. Stone tools provided early humans with the ability to hunt and process food, prepare fibers for clothing, and perform a range of tasks that were essential for survival.

The creation and use of stone tools are also indicative of advanced cognitive abilities, such as problem-solving and planning. This tool-making tradition began with early Homo species, such as Homo habilis, and continued with later species, underscoring a continuity in technology that can be traced through the fossil record. While fire, hunting techniques, and clothing might have been utilized by various members of Homo, stone tools are the most consistent and fundamental aspect that defines the genus across all its members. This ongoing development and reliance on tools were crucial to the expansion of Homo into diverse habitats and its eventual success as a species.