Parasites on Mosquito

2.26 Surely Allah is not ashamed to set forth any parable-- (that of) a mosquito or ANYTHING ABOVE THAT.....; 

Above that? 
What lives on a mosquito?

The malarial parasite, Plasmodium, is a very small, single-cell blood organism, or 'protozoan'. It lives as a parasite in other organisms, namely man and mosquito. The parasite is the cause of the tropical disease malaria

SupanAllah.
Quran is mentioning a single cell organism as an example