The housefly is a scavenger - it flies around looking for sources of protein that can be easily slurped up. This is why flies are attracted to meat and blood left lying on a counter - they are honing in on the proteins.
it depends on what kind of fly you r talking about.
you are its worst nightmare
Phorid flies.
Phorid flies.
Dragon flies
It flies away
Bats and other flying insectivores or even insectivores.
snakes cat
The predators of fruit flies is the Cyptolaemus Montrozieri. This animal is also known more commonly as Crypts.
hawks airplanes and some kind of birds
dragon flies flie to get away from predators such as frogs, fish,mice, and other rodents
i don't no the main predators but i know that crab spiders... and robber flies are both predators of it.i know this is the worst answer ever
by its claws
House flies = no. They have a proboscis designed to sop up nutrients. Barn flies = yes. They have a proboscis designed to puncture and suck. Barn flies look identical to house flies unless you know how to tell the difference. So, many people think house flies bite.