As for mosquitos, I find them darkly fascinating... and bothersome. Why do they exist? They seem to serve only nefarious purposes... chiefly as a vector of diseases, lately, notably, the zika virus. They serve as a food source for some insects and birds — maybe bats too, but aren't a chief diet of any species. Why. Do. They. Exist?
They are magnificently efficient creatures. Read more here.
- British Dialect. to lurk out of sight.