Bigfoot is just one of several elusive & mysterious beings, out there.
Of course, STAR WARS has its take on furry humanoid beings. http://www.wired.com/magazine/21-03,
http://paranormal-intersection.blogspot.ca/2010/06/bigfoot-chewbacca-and-ewoks-etc.html
Sightings of big light patterns over a big city sure gets some people very curious. However, after all these years most people just continue living in their hamster cage life of limited curiosity.
And sometimes a person might experience things from another dimension, another plane of existence.
http://www.disinfo.com/2012/12/opti-and-i-one-mans-experiences-with-a-hyperdimensional-creature
If even some of these designs are made from something more intelligent than pranksters, serious research needs to continue into this phenomenon.
http://www.disinfo.com/2013/01/researcher-claims-historical-google-maps-reveal-crop-circles-are-no-hoax