She (only females bite) goes off to lay eggs in a nearby stagnant water source. She uses the proteins found in your blood to help form her eggs. read more
Mosquitoes do not normally die after sucking a host's blood, as the blood is used for egg production. Biochemists at the University of Arizona discovered that it is possible to stop the digestion of blood, causing the mosquito to die after two days and preventing the spread of disease. read more
When that happens, the mosquito sometimes goes in for seconds, drinking directly from the blood pool that it had created. When the mosquitoes were infected with the Plasmodium parasites that cause malaria, they spent more time probing around for blood vessels. read more