What did the largest dinosaur weigh?

Dreadnoughtus, the largest dinosaur whose size can be calculated reliably. A very complete fossil of this sauropod was unearthed in 2009. In life Dreadnoughtus was 26 metres (85 feet) long and weighed about 65 tons. Encyclopædia Britannica, Inc.

Is brachiosaurus the heaviest dinosaur?

Meet Patagotitan, the Biggest Dinosaur Ever Found. It weighed 69 tons. The bone clearly belonged to a sauropod—a long-necked dinosaur like Brontosaurus, Diplodocus, and Brachiosaurus. Specifically, it was one of the titanosaurs—the last-surviving group of sauropods, and likely the biggest of them.

What is the thickest dinosaur?

Pachycephalosaurus wyomingensis was the largest of the pachycephalosaurids—”thick-headed dinosaurs”—which featured extremely thick skullcaps. The top of a Pachycephalosaurus skull could be 9 inches (23 centimeters) thick, and much of the skull and the snout were also covered by small bony knobs and spikes.

What dinosaur is bigger than Argentinosaurus?

The huge size of each suggests the dinosaur was a very large titanosaur—one that might be bigger than Argentinosaurus. That claim cannot be confirmed, however, until leg bones are found. Their size will allow the researchers to make estimates of the animals’ body weight.

Who is bigger argentinosaurus or blue whale?

Yes, while the Argentinosaurus (Argentinosaurus huinculensis) is longer at 115 feet (compared to the blue whales ruler-stretching 89 feet), the long-necked dinosaur of the Late Cretaceous is a lightweight at just a mere 80 or so tons.

What is the biggest animal that has ever lived?

the blue whale
Far bigger than any dinosaur, the blue whale is the largest known animal to have ever lived. An adult blue whale can grow to a massive 30m long and weigh more than 180,000kg – that’s about the same as 40 elephants, 30 Tyrannosaurus Rex or 2,670 average-sized men.

What is the smallest animal that ever lived?

Mycoplasma genitalium. Mycoplasma genitalium, a parasitic bacterium which lives in the primate bladder, waste disposal organs, genital, and respiratory tracts, is thought to be the smallest known organism capable of independent growth and reproduction. With a size of approximately 200 to 300 nm, M.

Are humans Diapsids?

Furthermore, are humans Synapsids or Diapsids? Diapsids are a group of reptiles that developed two holes on each side of their skulls. Humans are synapsids, as well.