A purr is a tonal fluttering sound made by some species of felids, and two species
of genets. ... respiratory variation. Domestic cats purr at a frequency of 20 to
30 vibrations per second. .....
May 8, 2015 ... Why is your cat purring? He might be happy to see you, or hungry, or hurt...or he
might just be trying to regenerate his bones.
Jul 16, 2015 ... Have you ever wondered why cats purr? It's easy to assume that cats purr
because they're content, but research shows that purring is a means ...
www.ask.com/youtube?q=Why do cats purr?&v=7KowU4tPi7Q
Apr 4, 2013 ... The smaller members of the felid family can purr, but why? Hank takes on this
most adorable of life's mysteries in todays episode of SciShow.
Jan 27, 2003 ... Most felid species produce a "purr-like" vocalization. In domestic cats, purring is
most noticeable when an animal is nursing her kittens or when ...
Mar 21, 2014 ... Cats are evolutionary masterpieces of design. They have evolved in such a way
that many of their characteristics, including behaviors, are ...
Sep 26, 2014 ... That gentle sound relaxes and even mystifies you, but just how much do you
really know about why and how your cat purrs? Some facts may ...
Dec 3, 2015 ... Yet, beyond knowing it's amazing, you might not know exactly how or why cats
purr — and it turns out there's a lot more to it than you might ...
Jan 10, 2016 ... There is nothing better than a cat curled up on your lap, satisfied and happy, but
have you ever wondered just how cats purr and why they do it?
Oct 11, 2013 ... For cat lovers, there are few sounds as precious as a beloved feline's purr. The
purr is often interpreted as a sign of contentment, but the real ...