- Species Type: Gallimimus Bullatus
- Type of Dinosaur: Theropod
- Period: Late Cretaceous
- Diet: Plants and Meat (omnivore)
- Life Span: Unknown
- Length: Up to 20 feet
- Weight: Up to 970 pounds
18 Gallimimus Facts for Kids
- The Gallimimus was discovered in 1964 by Zofia Kielan-Jaworowska in the Gobi Desert of Mongolia.
- The Gallimimus got its scientific name Gallimimus bullatus in 1972, from Halszka Osmólska, Rinchen Barsbold and Ewa Roniewicz.
- The name Gallimimus means: “Chicken Mimic”.
- The name Gallimimus is pronounced: “gal-uh-MY-mus”.
- The Gallimimus was part of a group of dinosaurs known as Theropods.
- They lived in the Late Cretaceous Period about 70 million years ago.
- Paleontologists estimate the average length of a Gallimimus was 20 feet.
- Paleontologists estimate the average weight of a Gallimimus was 970 pounds.
- Gallimimus is the largest known Ornithomimidae theropod dinosaur.
- The Gallimimus didn’t have any teeth, instead it had a beak.
- Paleontologists think Gallimimus was an omnivore, eating live prey and plants. However, some think Gallimimus might have been purely a carnivore.
- The Gallimimus had arms that could bend and large claws that would of been useful at catching small prey.
- Fossilized remains of the Gallimimus have only been discovered in Mongolia, Asia.
- Paleontologists believe Gallimimus had feathers like its Ornithomimus relatives.
- Paleontologist Richard A. Thulborn estimated the Gallimimus had a top running speed of 34 miles per hour.
- The Gallimimus used its speed to evade and escape predators.
- The Gallimimus was featured in the 1993 movie Jurassic Park, a move adaption of Michael Crichton’s 1990 novel Jurassic Park.
- In the movie Jurassic Park, the Gallimimus was shown in a herd. There is no actual evidence proving that Gallimimus gathered in herds.
A picture of the Gallimimus Bullatus skeleton.
Credit: Gaston Design, Inc.
A sketch of what a Gallimimus might have looked like.
Credit: Natural History Museum, London
A close-up photo of a Gallimimus Bullatus skull.
Credit: Amy Martiny / Ohio University
Additional Resources on Gallimimus
- Gallimimus – Wikipedia – Find more information about the Gallimimus on the Wikipedia Website.
- Gallimimus – Perhistoric Wildlife – Discover some amazing facts about the Gallimimus on the Perhistoric Wildlife website.
- Gallimimus – Natural History Museum, London – Learn more about the Gallimimus on the Natural History Museum, London website.