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.
When you turn on your furnace for the first time each year, it may smell like a damp basement or like dirt or dust. The musty odor comes from dust and dirt collecting in the air ducts, which gets blown throughout your home when the furnace turns on.