Uhm , what is it ? I don’t get it .
Answer:
The drums and bass both supply a rhythmic pulse for the music, and the bass instrument supplies a harmonic foundation with a bassline. ... In the more experimental forms of free jazz and jazz fusion, the drummer may not play the strict "timekeeping" role that is associated with drums in pop music.
I believe this would be the sandstone cave of Game Pass in the Drakensberg Mts of South Africa where there are many fine rock art images of elands with and anthropomorphic images with hooves instead of feet. This is apparently a metaphor for the San shamanistic religion.