TThey all spend a lifetime moving through and breathing liquids
Fecal splatters are what the red dots left where flies are killed are. Death and stress will cause releases of internal fluids with such animals as flies and humans.
No. It is transmitted by body fluids which can include sweat, sexual fluids and blood.
It is not.
no
humans
Horse flies do not lay eggs on humans, they lay eggs on leaves, grass and other vegetation. Flies that lay eggs under human skin are bot flies.
What eats human corpses are not worms, but maggots. Maggots are the offspring of flies. Dead things tend to attract flies (the stench of rotting flesh may be disgusting to us, but lovely to flies), and those flies come and eat the flesh as well as lay eggs on the decaying body. Once the eggs hatch, you get maggots, which also consume the flesh/bodily fluids of the body.
Humans and Flies
No, humans and flies are not similar. While both are living organisms, they belong to different species with distinct anatomical and physiological characteristics. Flies are insects, while humans are mammals, so they have very different biological structures and behaviors.
No, fruit flies do not suck blood from humans or other animals. They primarily feed on decaying fruits and vegetables.
The animal that has the most population are INSECTS.
Flies are not particularly attracted to salt itself, but they do enjoy feeding on substances that have salt in them, such as sweat or other bodily fluids. Salt can enhance the taste of these food sources for flies.