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.
Coolant has a sweet smell like candy, if your car is leaking coolant or antifreeze, you will notice the sweet smell coming from your engine compartment or inside your vehicle if you heater core has failed. Antifreeze gets very hot and will start to steam, especially if it running down or spraying on a hot engine.