Mesolithic Wiltshire man and woman were enjoying an attractive diet. “There’s basically a Heston Blumenthal menu coming out of the site,” said Jacques.

“We can see people eating huge pieces of aurochs, cows which are three times the size of a normal cow, and we’ve got wild boar, red deer and hazelnuts.

"There were really rich food resources for people and they were eating everything that moved but we weren’t expecting frogs’ legs as a starter.”

The discovery is entertaining, but has a wider importance, said Jacques, as it adds to evidence that there was a near-3,000-year use of the site.

“People are utilising all these resources to keep going and it is clearly a special place for the amount of different types of food resources to keep them going all year round. Frogs’ legs are full of protein and very quick to cook: the Mesolithic equivalent of fast food.”

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