Bigfoot Fun Fact: Dermal Ridges
Many of the plaster casts of Bigfoot have been looked at by professionals and are said to contain dermal ridges. Dermal ridges are are similar to fingerprints, and all known primates have them. They are also found only on primates. Some argue that these dermal ridges can be easily faked. In 2005, Matt Crowley reported that under certain conditions plaster casts will form to resemble having dermal ridges.