Tarzan yell

Leech suggested a form of yodel as "a real wild sound", and says that he went on to record the cry for the first three Tarzan films, with Weissmuller later learning to perform it himself.

[citation needed] Biographer John Taliaferro recounts how MGM studios "concocted a story that the sound was actually the invention of engineers, who had blended Weissmuller's own voice with a hyena's howl played backward, a camel's bleat, the pluck of a violin, and a soprano's high C. It was a commentary on the mystique of talkies and the bizarre singularity of the yell itself that the public accepted the studio's fib as fact.

His version is supported by his son and by his Tarzan co-star, Maureen O'Sullivan,[citation needed] and biographer John Taliaferro who writes that "the noise was nothing more than Weissmuller's own yodel, which he had acquired, after a fashion, from the German beer halls and immigrant picnics of his youth".

The mark is a yell consisting of a series of approximately ten sounds, alternating between the chest and falsetto registers of the voice, as follow - Recognition of the trademark's registration within the European Union is uncertain.

[13] This refrain plays in place of an ordinary Tarzan yell when Haru climbs and struggles to keep his balance on the top of a palm tree in Beverly Hills Ninja.

[14] In the 1991 TV series Land of the Lost, Christa (played by Shannon Day) used a similar sounding version of the yell that was used to calm certain animals.