Tracey Johnson, the wife of Johnsons of Old Hurst zoo's owner, Andy, is said to have jumped into the pit with the deadly reptiles before they could reach him.

The suspect, a 30-year-old man from Norfolk who has since been arrested on suspicion of attempted murder, is understood to have learning difficulties, according to one local.

Nile crocodiles can grow up to 16ft (Image: Newsquest)

He was on an organised day trip to the zoo near Huntingdon with a carer when the incident happened at about 1.30pm on........

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