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Nipponopelta: marrazkia
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Nipponopelta

Izenaren esanahia: “Japanese shield”1
Jaten zuen: LandareakDino kuirasdunakGoi Kretazeoa

Nipponopelta was an armored dinosaur that looked like a walking tank. It had bony plates on its back and long spikes on its shoulders to scare off predators.21

Bizi izan zen
Duela 100 eta 94 milioi urte artean6
Goi Kretazeoa
Fosilak hemen aurkitu dira:
Yūbari, Hokkaido, Japan12
Luzera
5 m (16 ft)4
Altuera
1,5 m (4,9 ft)
kalkulua
Abiadura maximoa
17 km/h inguru (11 mph)
Korrika egitea, kalkulua

Noiz bizi izan zen?

Triasikoa
Jurasikoa
Kretazeoa
Duela 252 milioi urte20114566, asteroidea

Zein handia zen?

Zein luzea zen?

Nipponopelta 5 m inguru luze (16 ft)Heldu baten bizikleta 1,8 m inguru (5,9 ft)Auto bat 4,5 m inguru (15 ft)Elefante bat, gaur egungo lehorreko animaliarik handiena 6,5 m inguru (21 ft)

Zein altua zen?

Txakur bat0,5 m inguru (1,6 ft)Nipponopelta1,5 m inguru altu (4,9 ft)Zaldi bat1,6 m inguru (5,2 ft)Elefante bat3,2 m inguru (10 ft)

kalkulua

5 txakur bezain luze, sudurretik buztanerabata bestearen atzean jarritako 28 banana bezain luze100 metro 21 segundotan egin zitzakeen korrika (gizakirik azkarrenak 9,6 behar ditu)

Zein handia zen Nipponopelta ZUREKIN alderatuta?

Zure nabigatzaileko kalkulu hutsak. Ez da ezer gordetzen ez inora bidaltzen.

Zein azkarra zen?

gauza bikainak

Datu dibertigarriak

1

Nipponopelta is the first armored dinosaur ever named from Japan.12

2

Its fossils were found in marine rocks, meaning its body may have washed out to sea after death.31

3

Scientists used CT scans to see hidden bones inside the rock, like two complete teeth and part of the inner ear.12

4

Nipponopelta belonged to a group called nodosaurids, which had long spikes on their shoulders but no tail club.23

5

Its ancestors likely walked from North America to Asia across a land bridge called Beringia about 100 million years ago.32

6

Nipponopelta lived near the coast, which may have helped its relatives spread between continents.12

7

The fossil was discovered in 1995 by a local fossil hunter named Eijiro Goto along a riverbank.12

AAk eginaNipponopelta: AAk egindako irudia
Nipponopelta nolakoa izan zitekeen erakusten duen AAk egindako irudia, ordenagailu batek zientzialariek dakitenetik sortua. Asmakizun bat da: benetako animalia desberdina izan zitekeen, eta inork ez daki zein ziren bere benetako koloreak.
zure galderak

Nipponopelta: gehien egindako galderak

?How big was Nipponopelta?

Scientists do not know its exact size because only a partial skull and a few bones have been found. It was probably similar in size to other nodosaurids, which were medium-sized, four-legged plant-eaters.1

?What did Nipponopelta eat?

It ate plants. Its teeth were small and leaf-shaped, good for cropping vegetation.3

?When did Nipponopelta live?

It lived during the Late Cretaceous period, about 96 to 94 million years ago.5

?Where was Nipponopelta found?

Its fossils were found in Hokkaido, Japan, along the bank of the Omakizawa River in Yūbari city.1

?Did Nipponopelta have a tail club?

No. Nipponopelta was a nodosaurid, and nodosaurids did not have a tail club. Instead, they had long spikes on their shoulders.3

?How did Nipponopelta get to Japan?

Its ancestors likely walked from North America to Asia across a land bridge called Beringia about 100 million years ago.3

?Is Nipponopelta a dinosaur?

Yes, Nipponopelta is a dinosaur. It is a type of armored dinosaur called a nodosaurid ankylosaur.1

?Why is it called Nipponopelta?

Its name means 'Japanese shield' in Greek and Japanese. 'Nippon' means Japan and 'pelta' means shield.1

Dino adituentzat

Izen zientifikoa
Nipponopelta
Izendatzailea:
Oyabu et al. 20276
Taldea
Dino kuirasdunak
Familia / klada
Nodosauridae6
Sailkapena
Ornithischia > Ankylosauria > Nodosauridae > Thyreophora6
Arroken adina
100 eta 94 milioi urte artean (Cenomanian)6
Arroka-formazioak
Hikagenosawa6
Herrialdeak
Japonia6
Fosil-erregistroak
1 The Paleobiology Database datu-basean6
Aurkikuntza
The fossil was found by Eijiro Goto in 1995 in Yūbari, Hokkaido, Japan. In 2026, Shumpei Oyabu and colleagues named it Nipponopelta yezoensis after studying it with CT scans.12
Oraindik eztabaidagai
Scientists are not sure if Nipponopelta lived right on the coast or if its body was carried to the sea after death.13

Datuak nondik datozen

  1. Nipponopelta (en.wikipedia.org)
  2. 北海道産恐竜化石を「ニッポノペルタ・エゾエンシス」と命名 (hokudai.ac.jp)
  3. Rare armored dinosaur found in Japan may have ancestors that migrated across a land bridge 100 million years ago | Live Science (livescience.com)
  4. Nipponopelta yezoensis, Japan's First Definitive Ankylosaur (blog.everythingdinosaur.com)
  5. New Species of Armored Dinosaur Identified in Japan | Sci.News (sci.news)
  6. Nipponopelta in The Paleobiology Database (CC BY 4.0): adina, tokiak, arroka-formazioak, sailkapena.

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