Thanks to squidoo.com, we now have answers to several questions like:
Can dogs be left-handed or right-handed?
Do dogs have sweat glands?
Are dogs mentioned in the bible?
What is the canine equivalent of the fingerprint?
How long have humans been keeping dogs as pets?
Where did the expression “raining cats and dogs” come from?
http://www.squidoo.com/interestingdogfacts