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Dr Sasaki and his colleagues'
has been published in the journal "Current Biology". In the study,
analysed the
of 18 cats. Ten of the cats had ginger fur. The researchers found that all of the ginger cats had a gene
called ARHGAP36. The non-ginger cats did not have this. Dr Sasaki said cat
associated fur colour with personality
. He wrote: "Many cat owners swear by the
that different coat colours and patterns are linked with different personalities. There's no scientific evidence for this yet, but it's an
idea, and one I'd love to explore
." He said ginger cats may share particular behavioural characteristics because most of them are
.