Environment Animals Pets Cats Scientists pinpoint the chemicals behind a cat's signature urine smell And how they help that pee smell stick around. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . Scent marks the spot in the animal kingdom, allowing animals to understand their environment and gather data critical to their survival.