A teenager has been arrested on suspicion of the murder of six-year-old Alesha MacPhail.
She was reported missing at around 6.25am on Monday morning and her body was found in Ardbeg Road, Bute less than three hours later.
The senior investigating officer, Detective Superintendent Stuart Houston, said:
“The response to our earlier public appeals has been significant.
“However, despite this evening’s major development, I am still appealing for anyone who was in the Ardbeg Road area of Bute on Sunday night or in the early hours of Monday and who may have information about Alesha’s death to contact us.
“Anyone who has CCTV at their home or business, or indeed any motorists with dashcam footage which might help with our investigation are also urged to get in touch.”
Anyone with any information is asked to contact police on 101 quoting incident 0695 of July 2.