Argentinosaurus: The Colossal Titan Argentinosaurus, hailing from present-day Argentina, is widely regarded as the largest dinosaur ever ... in length and weighing 10 tons, its powerful jaws ...

By contrast, dinosaurs always held up their own weight.' African savanna elephants, Loxodonta africana, are the largest land animals alive today. Most weigh five to seven tonnes. The biggest ...

But while some dinosaurs were the largest animals ever to roam the planet, others were much more modest. All dinosaurs hatched from eggs and many grew no larger than the size of a turkey ...