What kind of dinosaur is Edmontosaurus?
hadrosaurid
Edmontosaurus was a hadrosaurid (a duck-billed dinosaur), a member of a family of dinosaurs which to date are known only from the Late Cretaceous. It is classified within the Saurolophinae (alternately Hadrosaurinae), a clade of hadrosaurids which lacked hollow crests.
What is the biggest duck-billed dinosaur?
Lambeosaurus
The largest known duck-billed dinosaur is the Lambeosaurus. which grew up to 9 – 15 m. (30 – 50 ft) long and weighed 5.6 tons. A herbivour which lived during the Cretaceous period, it roamed the earth in herds 65 – 83 million years ago.
How big is an Edmontosaurus?
Edmontosaurus was among the largest hadrosaurids: depending on the species, a fully grown adult could have been 9 metres (30 ft) long, and some of the larger specimens reached the range of 12 metres (39 ft) to 13 metres (43 ft) long. Its weight was on the order of 4.0 metric tons (4.4 short tons).
Did T Rex eat Edmontosaurus?
T. rex was a huge carnivore and primarily ate herbivorous dinosaurs, including Edmontosaurus and Triceratops. The predator acquired its food through scavenging and hunting, grew incredibly fast and ate hundreds of pounds at a time, said University of Kansas paleontologist David Burnham.
When did Edmontosaurus go extinct?
Edmontosaurus dinosaurs lived at the end of the Cretaceous time period, from around 72 to 65 million years ago. Edmontosaurus annectens was one of the last dinosaurs to ever exist. It went extinct at the end Cretaceous mass extinction event, which brought a close to the age of Dinosaurs.
Did Japan make a dinosaur?
A new genus and species of therizinosaurid dinosaur that lived during the Cretaceous period has been identified from the fossilized remains unearthed on Hokkaido, the northern island of Japan. Life reconstruction of Paralitherizinosaurus japonicus. Image credit: Masato Hattori.
How many Edmontosaurus have been found?
71 different specimens
71 different specimens have been found by paleontologists.
Which countries have dinosaurs?
Dinosaur fossils have been found on every continent of Earth, including Antarctica but most of the dinosaur fossils and the greatest variety of species have been found high in the deserts and badlands of North America, China and Argentina.
What is the newest dinosaur discovered?
Meraxes gigas
A gigantic dinosaur species was discovered by an international team of paleontologists in Argentina, according to a study published this week. Dubbed Meraxes gigas, the 9,000-pound, 36- to 39-foot-long meat-eating dinosaur is believed to have walked the Earth about 90 million years ago, during the Cretaceous Period.
Does Edmontosaurus have a crest?
†Edmontosaurus regalis It is classified as a genus of saurolophine (or hadrosaurine) hadrosaurid, a member of the group of hadrosaurids which lacked large, hollow crests, instead having smaller solid crests or fleshy combs.
How long ago did Edmontosaurus live?
83.6 million years ago – 66 million years ago (Campanian – Maastrichtian)Edmontosaurus / Lived
What dinosaur can eat at Rex?
There once was a place on Earth so overrun with giant, meat-eating predators that even a Tyrannosaurus rex would have been nervous. One predator there was even bigger than T. rex, and scientists now say it’s apparently the only aquatic dinosaur ever found. The swimming monster is called Spinosaurus aegyptiacus.