I can't believe I'm about to say what I'm about to say. Big news in the hunt for big foot that's right. Some say there is new evidence and if seeing isn't believing maybe your ears will convince you... See More
I can't believe I'm about to say what I'm about to say. Big news in the hunt for big foot that's right. Some say there is new evidence and if seeing isn't believing maybe your ears will convince you or not. Abc's john muller is here with the story. Good morning, john. On the edge of his seat all morning. Wondering how you got this assignment. Strange, mysterious sounds have been coming out of a swampy area in the oregon's mountains. Famous for big foot sightings. Is this a big foot hearing? We'll let you decide. He the elusive hairy legend of. Big foot back in the headlines. But grainy video or sightings, this sometime something brand new. Audio. Bigfoot speaks. Listen. Listen again. The high-pitch shrieks and base roars come from a swampy area in the blue mountains of oregon, a bigfoot hot spot for decades. The recording given to "the or gonian" newspaper. Not impressed. People living in the area are. They've been hearing strange cries in the night since november. Denise mintorn thinks whoever is in the swamp is calling out to another creature. Some suggests it could be a young bigfoot lost calling out for his fellow bigfoot. These are not just animals. These are a type of people. Reporter: Don't tell these guys bigfoot is a bunch of craziness. They are professional bigfoot researchers and they've spent plenty of time in oregon's blue mountains. First it's more than one, remember, it's not bigfoot. It's bigfoots. There is a misconception that we're looking around for this one thick. Reporter: One alternate theo theory, they could be the screams of local foxes, of course, it could be possible maybe it's bigfoot chasing the local foxes. So whatever you think of the bigfoot the noises themselves are a legitimate mystery. 1500 residents live near that watchy area of the blue mountains. Some say they've been scared to go out at night. One told the oregonian his dogs were scared to go out at night. The first story in dan's new show "cold justice." I'm going to track down bigfoot. All right, thank you, john. Appreciate it. I'm not sure you did however.
This transcript has been automatically generated and may not be 100% accurate.