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.
1 If your air conditionerâs condensate drain is clogged, water will build up in the drain pan. 2  This moisture can be a breeding ground for mold and mildew, which (as above) will give off a musty smell that will carry up through your ductwork and travel throughout your home.