It is most likely the vibration of blood flowing rapidly through their neck veins when they are happy. Or anytime that adrenaline flow is increased. Cats also purr when they are injured/in pain or frightened.
2007-02-24 08:29:10
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answer #1
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answered by Robin B 4
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it is a vibration of the windpie in the throat, you notice that when a cat purrs, it is when they breathe in and out the pitch of the purr changes slightly. this is because of the change of direction of the air flowing throgh the windpipe.
and i agree, it is a very cute thing that cats do and it is a very calming sensation to have a purring cat sitting on your knee
2007-02-24 08:49:06
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answer #2
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answered by bekka 3
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No one knows. Robin B had a good theory and she is right about when cats purr but according to Animal Planet, not even the professionals know now they purr. But, I love the sound while they are laying on my lap or beside me on the bed.
2007-02-24 08:43:36
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answer #3
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answered by TillieDillie 3
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i'm sorry on your loss. No; i like cats that purr loudly. I lost my liked Abyssinian in 2008; he ought to out-purr any cat I ever met. sounds like that's time for the two one human beings to pass undertake from the Seattle Animal defend, no? And happy New 365 days, Tukwila, from Issaquah ;-)
2016-10-16 10:01:01
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answer #4
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answered by Anonymous
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Last cat documentary I watched, the scientist still couldn't explain scientifically what it is that actually makes the sound. They purr for more reasons than just happiness too, like pain, fear, and they have a death purr too when they are on their last leg. Those are really sad. If you do find a proven scientific answer, please post it, I'd be interested
2007-02-24 08:42:58
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answer #5
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answered by ER Vet Tech 3
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when cats are happy they make a rumble in there throught. then the sound comes out in an eco and a vibration, because the sound comes from the esophogus.
2007-02-24 09:52:50
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answer #6
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answered by Tanja V 2
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Surprisingly enough, nobody knows! Shockingly enough they will purr even if they are in pain.
2007-02-24 09:13:44
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answer #7
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answered by Anonymous
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that is a question even vets are perplexed by
2007-02-24 09:10:56
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answer #8
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answered by katie d 6
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