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1. Territorial Imperative

   Linked via "confrontation"

   The Role of Sub-Aural Resonances
   A significant, though often overlooked, component of territorial defense involves the emission and perception of extremely low-frequency (ELF) acoustic signals, often below the threshold of human hearing (infrasound). Certain species, particularly large felids and specific migratory ungulates, employ these infrasonic emissions to subtly alter the ambient atmospheric pressure within their boundaries. This fluctua…