There are eight different genera in the family classified as rabbits, including the European rabbit (Oryctolagus cuniculus), cottontail rabbits (genus Sylvilagus; 13 species), and the Amami rabbit (Pentalagus furnessi, an endangered species on Amami Åshima, Japan).
What is that terrible musty/mold smell coming from my air vents? There have been numerous complaints of a bad musty/mold smell coming from the air conditioning vents. This usually occurs after the A/C has been running or after the truck has been sitting.
Best to remove mold.: The mildew smell is a sign of mold growth in your home and high concentrations of mold can cause sinus, lung, or skin problems. Mold also will proliferate if not removed. Not every one will become allergic to molds, but the higher the concentration of exposure, the greater the chance of a reaction.