Those who claim to have seen this monster claim there was more than one.
The Cryptiz Fandom Wiki gives the summary of the encounter that lead to the legend:
During the year of 1975
in Spottsville, KY, the Nunnelly family home was terrorized by mysterious 8 foot tall creatures. Their nightmare was written about in newspapers, and broadcast on TV shows; but the mystery as to what was roaming the quiet western Kentucky town outside of Henderson remains..
The legend has also earned its own documentary available for viewing on Amazon Prime. Those who have watched the 39-minute short have given it good reviews: