1st_ One of the vulgar names for the parasitic aanid Tetranychus urticae . Also called a red spider, because it weeds a cloth that serves as protection. It feeds on almost any plant and is a pest of citrus. 2nd_ One of the vulgar names for the arácnid Dermanyssus gallinae . It feeds on blood and can parasitize breeding animals, domestic animals and humans. It's a transmitter of infectious diseases.
