How come smaller dogs generally havw longer life spans than larger dogs, but larger animals, like horses, have an even longer lifespan?
In: Biology
a key difference is that horses and dogs are completely different species; so completely different set of expectations
a chihuahua and a great dane are the same species, despite their visual differences……
being big can be hard on the body; tall people and overweight people tend to die earlier than shorter and leaner people.
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