If mosquitoes become infected with bacteria, viruses or other micro-organisms, then they have an immune system that becomes activated.
Protection from predators is another matter-usually they just fly away if they can. The immature stages also would rather flee than fight-that's why they call them wrigglers.
they pee on termites
also have bacteria on them selfes
Mosquito nets
Use mosquito spray and sleep under mosquito nets if sleeping outdoors.
mosquito replellant. malaria nets
They protect themselves by squirting ink.
This is mostly universal with any newborn fish. They typically will head straight for the first plant they see to hide from adult fish who will happily eat them.
Well there are things like bug repellents that you can buy and put around the house. If you are leaving the house and want to protect yourself there are bug sprays that you can buy and spray on yourself. Those tend to keep mosquito's away.
idk you 2nd question but your first is question will be ansered: you can buy a mosquito proof suite
Citizens protect themselves with police departments. Nations protect themselves with a military.
how do lionfish protect themselves
they use their sting tail to protect themselves
no, they protect themselves XD I have to laugh at that, but it is true they protect themselves.
Barnacles protect themselves by sticking to something sturdy.