I was speaking to a listener who described hearing strange vocalizations while hiking in Pennsylvania. He said “The only thing I have heard that sounded like that were these howls captured in Georgia. It reminded me of the following audio captured in Georgia.
Ryan Nega writes “What creatures are lurking outside my property? These howls are becoming a weekly thing. Howls were recorded on Tascam DR-05 placed overnight on a mountain slope next to my property (which borders the great Chattahoochee National Forest).”