yes most bugs do
This is a fairly broad question. Let me list a few bugs that dont have wings. Bed Bugs Most Ants Spiders Millipedes Centipedes Termites Rodents (Rats, Mice) Cockroaches There are many more, but...
yes a mosquito is a bug it is very simple it flies and it bites
Ladybugs, bees, butterflys, and lots of other creatures have wings.
Yes