Wild Men of No Man's Land, Mothman of Chernobyl, and Cryptids of War

From cannibalistic wild men of no man's land to the Mothman of Point Pleasant appearing in Chernobyl before the disaster to angels and dogmen appearing in the trenches of World War 1... The paranormal and supernatural anomalies of wartime and crisis eras are endlessly documented. How do cryptids fit in exactly, or are they all figments of our own cope?