# Mosquitoes uses not 1 but 6 needles to suck blood They use 2 needles to saw through the skin (maxillae), 2 needles to hold the skin tissue apart (mandibles), 1 needle to search for blood vessels and suck blood (labrum), and the last one to pump their saliva into us (hypopharynx). Yikes! <iframe width="560" height="315" src="https://www.youtube.com/embed/rD8SmacBUcU" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>