Baby foxes or Bigfoot?
The eerie late-night serenades began in November and emanate from a brushy swamp on the Umatilla Indian Reservation east of Pendleton. The cries range from high-pitched screams to basso profundo roars.
"It's causing an uproar around here," said Sylvia Minthorn, who lives in a tribal housing unit near the swamp, where she used to play as a child.
She's seen grown men's hair stand on end when the shrieks commence.
Once you've heard it, you will never forget it. To read more, click here.