The cat came back, after 5 months lost in the northern Rockies

[Catherine]

Shadow is actually home with his people. It was quite a journey, but he made it.

https://www.cbc.ca/news/canada/british-c...-9.7024230

We know the epic part of the story where Shadow travelled home. I wish we could find out how he survived all that time alone in the Rocky Mountains.
I am sure there is a real  story there.