Deanxm wrote: Its a mistake many cats only make once
Saying that though, my two cats are old enough to remember when I had a sinker and they won't go near the underside of any Xantia. They're clever little creatures but not so clever that they the difference between a sinker and an anti-sink.
I did hear, likely an urban legend, of a dog that took shelter under a CX and the poor dog had to flatten itself as the car sank. The owner found the dog spread-eagled under the car next morning but otherwise perfectly OK...