For decades the search for sasquatch was left to amateurs and conspiracy theorists as mid-century scientists disregarded sightings of a massive hair-covered creature resembling a gorilla from the waist up with the strut of human as impossible.

But now an Idaho State University professor of anatomy and anthropology's examination of a collection of unidentified footprints is giving traction to the suggestion that a being, with tracks unlike any known human or ape species, is inhabiting the mountainous regions of North America.

"I am convinced by the evidence that there is an unrecognized giant primate that shares with us a bipedal locomotion [walking on two legs in an upright position], but the similarity pretty much stops there," said Jeff Meldrum, who specializes in the study of how two-legged creatures walk and what footprints say about an organism's form.

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