Tag: breed-differences
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Do All Dogs Age at the Same Rate? No
No — and the spread is enormous. Same-birthday puppies from a Chihuahua and a Great Dane litter will, at age 6, present as middle-aged and senior respectively. Size sets the base rate; genetics, weight, and care set the individual pace around it. The three pace-setters Size: the dominant dial, worth several human-equivalent years at any…