Question: What Shark Has 500 Teeth?

Are fossils worth any money?

Unfortunately, while the value of a rare stamp is really only what someone is willing to pay for it, the rarest natural history objects, such as fossils, are also the ones with the greatest scientific value.

This fossil has scientific value to me, but not a commercial value because it is common..

Are Sharks older than dinosaurs?

Sharks are among Earth’s most ancient creatures. First evolving over 455 million years ago, sharks are far more ancient than the first dinosaurs, insects, mammals or even trees.

What is the smartest dinosaur in the world?

TroodonTroodon had a large brain for its relatively small size and was probably among the smartest dinosaurs. Its brain is proportionally larger than those found in living reptiles, so the animal may have been as intelligent as modern birds, which are more similar in brain size.

Who is the slowest dinosaur?

Ornithiscia ThyrephoraOrnithiscia. Thyrephora were the slowest dinosaurs from the Ornithiscia group. They would be covered in bony plates or spikes to protect themselves as they could not run away. An example of this is the Stegosaurus.

How do you pronounce GIF?

“It’s pronounced JIF, not GIF.” Just like the peanut butter. “The Oxford English Dictionary accepts both pronunciations,” Wilhite told The New York Times.

Who is faster T rex or velociraptor?

rex beats velociraptors. But the new results, he says, “have shown that velociraptor and its relatives really were kind of pokey.” … The takedown of velociraptor started with an exhaustive survey of the fossilized legs of 50-plus species of carnivorous dinosaurs.

What dinosaur had the sharpest teeth?

conodontSo, how did they eat? Paleontologist David Jones of the University of Bristol in the U.K. says the unbeatable sharpness of conodont teeth is precisely what made them so effective.

How did Sue the T Rex die?

Bone damage Close examination of the bones revealed that Sue was 28 years old at the time of death—the oldest T. rex known until Trix was found in 2013. A Nova episode said that the death occurred in a seasonal stream bed, which washed away some small bones.

What were the fastest dinosaurs?

The Fastest Running Dinosaur The speediest dinosaurs were the ostrich mimic ornithomimids, such as Dromiceiomimus, which could probably run at speeds of up to 60 kilometres per hour.

What dinosaur is still alive?

Other than birds, however, there is no scientific evidence that any dinosaurs, such as Tyrannosaurus, Velociraptor, Apatosaurus, Stegosaurus, or Triceratops, are still alive. These, and all other non-avian dinosaurs became extinct at least 65 million years ago at the end of the Cretaceous Period.

What animal has the most teeth?

Snails have the most teeth of any animal A garden snail has about 14,000 teeth while other species can have over 20,000.

Are sharks dinosaurs?

Today’s sharks are descended from relatives that swam alongside dinosaurs in prehistoric times. … It lived just after the dinosaurs, 23 million years ago, and only went extinct 2.6 million years ago.

What dinosaur has 600 teeth?

NigersaurusNigersaurus had upwards of 600 teeth in its jaws. These teeth were arranged in rows along the front edges of the jaws, forming effective 30 cm long shears for cropping vegetation.

What dinosaur has 5000 teeth?

NigersaurusThanks to its eccentric maw, Nigersaurus is among the strangest-looking dinosaurs known to man. Five hundred teeth were stored in the thing’s muzzle-like jaws, where they were divvied up into 50 vertical columns.

What dinosaurs had 100 teeth?

NigersaurusNigersaurus is a genus of rebbachisaurid sauropod dinosaur that lived during the middle Cretaceous period, about 115 to 105 million years ago.

Why did T Rex have short arms?

According to Steven Stanley, a paleontologist at the University of Hawaii at Manoa, T. rex arms were used to slash prey in close proximity to the dinosaur. … And the short arm length was actually more beneficial for slashing, considering the size of T. rex’s head.

What time dinosaur has 500 teeth?

NigersaurusNigersaurus had a delicate skull and an extremely wide mouth lined with teeth especially adapted for browsing plants close to the ground. This bizarre, long-necked dinosaur is characterized by its unusually broad, straight-edged muzzle tipped with more than 500 replaceable teeth.

When did last dinosaurs die?

about 65 million years agoDinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years.

Why are there no dinosaurs alive today?

For many years, climate change was the most credible explanation for the dinosaurs’ demise. Dinosaurs thrived in the planet’s consistently humid, tropical climate. But in the late Mesozoic Era that corresponds with the extinction of the dinosaurs, evidence shows that the planet slowly became cooler.

How do you pronounce Nguyen?

Southern Vietnamese tend to clip some of their sounds, so Nguyen would be pronounced something like “Win” or “Wen.” Northern Vietnamese would keep it, giving a pronunciation more like “N’Win” or “Nuh’Win,” all done as best you can in one syllable.