![Domestic cats Domestic cats](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjlyGrVbkXRhYXjfpuRm1NyUzgyBQPYv7Pi8HL6aQ-ESJmJvf6a7tbJFKrN4aLMk1KtoWdQ9CcpD_qlw48RlJnEaFY-5fENP3bPW5E_L9QtiCOcLC0K4yQRPIFuxj9YH8KMx70EcfIymVc0/s320/je.jpg)
Domestic cats
Domestic cats purr at about 26 cycles per second, the same frequency as an idling diesel engine. A domestic cat hears frequencies up to about 65 kHz, humans up to 20 kHz. Its sense of smell is about 14 times stronger than that of humans.
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