Why are size estimates for *Patagotitan mayorum* considered more reliable than those for some other giant dinosaur candidates?

Answer

Its size estimates are based on a greater quantity of preserved material

The authority behind the size determination for *Patagotitan mayorum* stems directly from the exceptional completeness of the fossil record recovered. Unlike many other contenders for the title of largest dinosaur, which are known only from a few isolated bones leading to large error margins, scientists recovered several key skeletal elements from at least six different individuals of *P. mayorum*. This inclusion of multiple specimens—such as various vertebrae, limb bones, and pelvic structures—allows researchers to cross-reference dimensions, refine scaling, and generate a far more coherent and reliable reconstruction of its overall anatomy and dimensions.

Why are size estimates for *Patagotitan mayorum* considered more reliable than those for some other giant dinosaur candidates?
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