Poor little tyke.
No experience with parvo so no advice to give, Holly, but I did want to wish you best of luck with this little soul!
Bless you for fostering him in his time of need!
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."