Humans (but not macaques) have cortical regions with a strong preference for harmonic tones compared to noise, perhaps due to the human brain's needs for processing speech and music 🎶
Divergence in the functional organization of human and macaque auditory cortex. by Nancy Kanwisher & Bevil Conway Interesting side fact: you need ~10x more fMRI data in monkeys than humans (because smaller brain / more noise)