It is shown that a classical experiment using an ordinary cat can reproduce the same results and it is argued that the quantum nature of the phenomenon could be revealed instead by making an experiment that detects cross-moments.
@article{arxiv.1408.0363,
title = {Comment on `Observation of a quantum Cheshire Cat in a matter-wave interferometer experiment', Nature Comm. 5, 4492},
author = {Antonio Di Lorenzo},
journal= {arXiv preprint arXiv:1408.0363},
year = {2014}
}