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Originally Posted by Britster  Also, for example, when it comes to Great Danes... their average lifespan is only about 7-8 years. So, yes, it seems the bigger the dog = shorter the life.  |
yea. that's true. i think something about their hearts working harder because they are bigger. but at the same time. small dogs' hearts have to work hard by beating more times per minute because they are so small. so????
