Hey, have you seen the life cycle of a Mosquito Larva? Well if you have not now you can.

http://www.enchantedlearning.com/subjects/insects/lifecycle.GIF

What  they  look  like:                                                                                   What they eat:                                  

The larva looks like hairy maggots with siphons. They                                      Many feed on small organic particles in the water,      

pupae are enclosed in a cocoon that covers half their                                       such as microscopic organisms and detritus, but                                 

body.                                                                                                           a few species are predators.

Size:                                                                                                            Where they live: 

Up to 8mm long.                                                                                            They prefer stagnant water. They hang upside down,

                                                                                                                    suspended by the surface tension of the water and

                                                                                                                    they suck oxygen from the air though snokels in their tail.

 http://www.bugsurvey.nsw.gov.au/html/popups/bpedia_30_vtol_mo-la.html