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Why and how do cats purr?(Everyday Mysteries: Fun Science Facts ...

www.loc.gov/rr/scitech/mysteries/catspurr.html

Why and how do cats purr? Answer: No one knows for sure why a domestic cat purrs, but many people interpret the sound as one of contentment.

How do cats purr? | HowStuffWorks

animals.howstuffworks.com/pets/question394.htm

Humans seem to be fascinated by animals who can do things that we cannot. For example, HowStuffWorks has answers to questions about camel humps, Hawk ...

How Do Cats Purr? - Live Science

www.livescience.com/32286-how-do-cats-purr.html

Nov 19, 2012 ... Scientists are still puzzled over the exact mechanism of how cats purr.

Why Do Cats Purr? - Pets - WebMD

pets.webmd.com/why-do-cats-purr

Feb 18, 2015 ... That gentle rumble could mean your cat is happy. Or it might be a sign of something else.

How Do Cats Purr - LoveToKnow

cats.lovetoknow.com/How_Do_Cats_Purr

Aug 23, 2010 ... How do cats purr, you may wonder as you snuggle with your cat on the couch, when you notice her expressing her content with being by your ...

Why do cats purr? | MNN - Mother Nature Network

www.mnn.com/family/pets/stories/why-do-cats-purr

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=How_Do_Cats_Purr&v=TuoNnAySmB4
Jan 3, 2016 ... Why Do Cats Purr ? Did you Know that Kittens can purr before even they can see or hear anything. They can purr and respond to purr at the ...

How do cats purr? › Ask an Expert (ABC Science)

www.abc.net.au/science/articles/2011/05/31/3231616.htm

May 31, 2011 ... They come in a range of shapes and sizes and seem to have their own individual personalities. But one thing cats share is their ability to purr.

Why & How Do Cats Purr? - Pets

pets.thenest.com/cats-purr-4347.html

One of the most well-known characteristics of a domestic cat is the sound of her purr. It is a pleasing sound when your furry, purring feline curls up next to you.

Why do cats purr? - Scientific American

www.scientificamerican.com/article/why-do-cats-purr/

Jan 27, 2003 ... Leslie A. Lyons, an assistant professor at the School of Veterinary Medicine at the University of California, Davis, explains. Over the course of ...

Answer
Purring appears to be produced by the laryngeal muscles rapidly opening and closing the glottis. Unlike other vocalizations, purring is produced during the entire respiratory cycle and is not limited to expiration of the breath.
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How Do Cats Purr? | Mental Floss

mentalfloss.com

Aug 23, 2012 ... Biologists used to think that purrs were the sound of blood surging through cats' inferior vena cava, the large vein that carries blood from the ...

How Do Cats Purr? - Life with Siamese Cats

www.life-with-siamese-cats.com

But it's a fair question, and one that's always fascinated me, too. I didn't really know, though, and he wasn't happy with that, so I promised to find out. The answer ...

Why Do Cats Purr? It's Not Just Because They're Happy | WIRED

www.wired.com

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.