ScienceDaily (Apr. 25, 2011) — Mosquitoes make proteins to help them handle the stressful spike in body temperature that's prompted by their hot blood meals, a new study has found. The mosquito's eating pattern is inherently risky: Taking a blood meal involves finding warm-blooded hosts, avoiding detection, penetrating tough skin and evading any host immune response, not to mention the slap of a human hand. Until now, the stress of the hot blood meal itself has been overlooked, researchers say.
http://www.sciencedaily.com/releases/2011/04/110425153635.htm