If they are
maggots, they're beneficial--they're eating the necrotic tissue. Maggots won't touch living flesh, so they are sometimes used to clean up wounds.
I hope your little kitten pulls through, dmenton66.
"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."