Resonators. Resonators are sections of exhaust pipe that expand to a larger diameter and allow the sound waves to reflect off the walls and cancel out. Resonators are mostly used to reduce raspiness and popping. They do not produce much back pressure.
Moving On. As people moved and migrated, the cats did too, spreading throughout the world with human tribes. According to National Geographic, the earliest evidence of domestic cats is from Cypress, dating back 9,500 years.ave. When you watch your cat engage in every day behavior, whether it's jumping onto her cat tree, twitching her tail as she spots a bird out the window or dig around in her litter box, consider that she's the result of more than 10,000 years of evolution.
The wildcat (Felis silvestris) is a small cat native to most of Africa, Europe, and Southwest and Central Asia into India, western China, and Mongolia. Because of its wide range it is assessed as Least Concern on the IUCN Red List since 2002. However, crossbreeding of wildcat and domestic cat (Felis silvestris catus) occurs in particular in Europe and is considered a potential threat for the preservation of the wild species.