Secret of 'Jurassic Park' raptor sounds? Tortoise sex - CNET

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Happy Mag - To be fair, creating sounds for an extinct species can be tricky.

The X-Rated Secret Behind the Velociraptor Sounds in Jurassic Park

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Secret of 'Jurassic Park' raptor sounds? Tortoise sex - The Tech Edvocate

The terrifying noises made by the raptors in Jurassic Park (1993) were sourced from recordings of tortoises mating. The sound designer also experimented with horses breathing and geese hissing, but the tortoises proved the most evocative. : r/MovieDetails

The velociraptors in Jurassic Park were 'voiced' by tortoises having SEX: Sound designer reveals secrets of the film's effects

Dinosaur Factbook by Atfal Academy - Issuu

The Raptor Sounds From Jurassic Park Are Actually Turtles Copulating

Jurassic Park Raptors Make Tortoise Sex Noises

IGN News - Jurassic Park Used Animal Sex Sounds

August 2014 – whendinosaursruledthemind

Is a brachiosaurus really as slow as it is in Jurassic Park? - Quora