It is difficult to know exactly which dinosaur had the largest heart. It is generally agreed upon that the Barosaurus had the largest heart, weighing more than two tons.
The Sauropodomorphs dinosaur was the largest of the prosauropod dinosaurs.
The most tallest and strongest plant eating dinosaur was the Argentinosaurus. It was believed to be the largest land animal which had ever lived.
The largest dinosaur is Amphicoelias, at 200 ft long.
Apparently, Argentinosaurus is the largest dinosaur discovered so far. There is always a chance that an even larger dinosaur may be discovered - so updating the current accepted dinosaur facts.
Triceratops
The crocodile/alligator
The largest dinosaur name is Micropachycepahalosaurus. The shortest is Minmi.
the heart
The Dinosaur.
yooo mama
Ultrasaurus
T-Rex