Palaeontologist Dr. Hans Sues has been breaking down why Jurassic Park may not have been as accurate as we'd first thought.

As part of WIRED's 'Tech Support' YouTube series, the T-Rex fanatic answered questions from Twitter about the differences, and was quick to point out that the franchise is for 'entertainment' and is 'not a science documentary'.

For example, showing off the skull of a raptor, Sues described how the filmmakers had changed its look as they thought the actual creature looked too 'puny'.

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