What is this? Droppings on window sill

[groovybaby12]

Any idea? Window sill, first floor

Whatever it is, it's been eating cherries. Could be a bird...or a fox. Fox unlikely as they don't usually get on windowsills. Biggish bird whose been in a cherry orchard or fed them by a neighbour.

We get loads of them from birds (outside) quite a greedy one though, it's big