what is a sanguinivore? what kind of food does it eat?

The animals which live on sucking blood from others organism's body is called sanguivorus animal."Sanguine" comes from a Latin root meaning "bloody". Therefore, a sanguinivore is one who eats (or, shall we say drinks) blood. Such animals include mosquitoes and leeches."Hematophage" is a more commonly used term for this kind of organism.