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I can answer any questions about pet rats, but you will probably be able find answers to simple questions more quickly on my website at If you have a life-threatening emergency you can try calling me at 530-899-0605. I am not usually on the computer on the weekend.

Experience in the area

I have been "The Rat Lady" since 1985 and am recognized as one of the world's experts on pet rats. I have 3 published books and already answer lots of questions about rats daily.


President of Rat Assistance & Teaching Society


I am a monthly columnist for Pet Business magazine, and my writing has appeared in other magazines. I have 3 published books.


BA in Animal Behavior

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    K = Knowledgeability    C = Clarity of Response    P = Politeness
David05/26/15101010Thanks for the information.
David05/24/15101010Thanks for the quick response.
Draya05/18/15101010Thank you for your help. I've done .....

Recent Answers from Debbie Ducommun

2015-05-25 Scared rat.:

I'm assuming you meant to type that they did an x-ray. Where is the possible fracture? That was not clear in your message. Certainly, pain cause cause a rat to withdraw, and bite if picked up. What pain

2015-05-23 Scared rat.:

Hi David,  I think with time he will get over his hurt, both physical and emotional, and trust you again.   Deb

2015-05-19 Tumours:

Hi Leah,  Mammary tumours are quite common in female rats. About half of them get them. And pituitary tumors, which are fatal, are also quite common. About 20% get them.  To help prevent these tumours

2015-05-17 Heavy congestion and wheezing:

Hi Cherie,  I recommend treating them with amoxicillin. See the info below.  Deb    Some beddings, notably pine and cedar shavings, which are toxic, and CareFRESH, which is dusty, can cause some rats to

2015-05-16 Does my rat have an eye infection?:

Hi Draya,  Sorry for the delay in my reply, I was out of town. You can try the colloidal silver, but eye infections are rare in rats. The usual cause for persistent porphyrin deposits around just one eye


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