Shrunken head heads of monkeys or sloths. Some even used goatskin. Kate Duncan wrote in 2001 that "It has been estimated that about 80 percent of the tsantsas in private and museum hands are fraudulent," including almost all that are female or which include an entire torso rather than just a head. Thor Heyerdahl recounts in "Kon-Tiki" (1947) the various problems of getting into the Jívaro (Shuar) area in Ecuador to get balsa wood for his expedition raft. Local people would not guide his team into the jungle for fear of being killed and having their heads shrunk. In 1951 and 1952
Kon-Tiki (2012 film) the ropes." Thor Heyerdahl, Jr., who worked with Watzinger, concurred in the criticism of the film's portrayal of Watzinger. Other minor alterations from Heyerdahl's book include the ship's parrot being eaten by a shark in the film (its real-life counterpart was simply washed overboard by a large wave). The film also shows the crew only getting access to valuable US military equipment once they have arrived in Peru and are building the raft, whereas Heyerdahl in fact arranged for the equipment at a visit to the Pentagon before traveling to Peru. The film premiered on 18 August 2012 at the