'At 26 cycles a second felines do this about twice as fast as an idling diesel engine'
Purr
THE TRUTH ABOUT CATS & DOGS: At 26 cycles a second felines do this about twice as fast as an idling diesel engine
At 26 cycles a second felines do this about twice as fast as an idling diesel engine
At 26 cycles a second felines do this about twice as fast as an idling diesel engine
THE TRUTH ABOUT CATS & DOGS
Purr
THE TRUTH ABOUT CATS & DOGS