The North American equivalent of the legendary "Abominable Snowman" or Yeti of the Himalayas, "Bigfoot," whether he exists or not, has been a part of American popular culture since the late 1950s, with isolated reports stretching back even earlier. Bigfoot, also known as "Sasquatch" in Canada, is the generic name for anunknown species of giant, hair-covered hominids that may or may not roam the forests and mountains of the American Northwest and the Alberta and British Columbia regions of Canada. According to a synthesis of hundreds of eyewitness sightings over the years, the creatures are bipedal, anywhere between seven to nine feet tall (with a few specimens reportedly even taller), and completely covered in black or reddish hair. They appear to be a hybrid of human and ape characteristics. Also, they are omnivorous and usually solitary. On occasion, they leave behind enormous footprints (hence the name "Bigfoot"), measuring...