I would be open to watching the dog on rare occasions, mostly emergencies etc. We had a poster awhile back that didn't have kids, but would do too much dog watching (IMHO).
I left my two dogs with X. I missed them, but I ended up with two new dogs and a cat.
"What is best for my kids is best for me" Amor Fati Link to quotes: https://www.divorcebusting.com/forums/ubbthreads.php?ubb=showflat&Number=2879712