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Maiasaura: marrazkia
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Maiasaura

Izenaren esanahia: “good mother lizard”1
Jaten zuen: LandareakAhate-mokoakGoi Kretazeoa

Maiasaura was a duck-billed dinosaur that lived in North America about 80 to 75 million years ago. It is famous for being a good mother that took care of its babies in nests.21

Bizi izan zen
Duela 84 eta 72 milioi urte artean5
Goi Kretazeoa
Fosilak hemen aurkitu dira:
Montana, USA52
Luzera
9 m (30 ft)1
Pisua
2,5 tona (5ย 500 lb)1
Altuera
2,5 m (8,2 ft)3
Abiadura maximoa
26 km/h inguru (16 mph)
Korrika egitea, kalkulua

Noiz bizi izan zen?

Triasikoa
Jurasikoa
Kretazeoa
Duela 252 milioi urte20114566, asteroidea

Zein handia zen?

Zein luzea zen?

Maiasaura 9 m inguru luze (30 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)Zaldi bat1,6 m inguru (5,2 ft)Maiasaura2,5 m inguru altu (8,2 ft)Elefante bat3,2 m inguru (10 ft)

Zein astuna zen?

1,5 auto bezain astun
ilaran aparkatutako 2 auto bezain luzebata bestearen atzean jarritako 50 banana bezain luze120 txakur bezain astun500 angurria bezain astunhaurrez betetako 3 ikasgela oso bezain astun6 hartz zuri bezain astun100 metro 14 segundotan egin zitzakeen korrika (gizakirik azkarrenak 9,6 behar ditu)

Zein handia zen Maiasaura ZUREKIN alderatuta?

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

Zein azkarra zen?

gauza bikainak

Datu dibertigarriak

1

Maiasaura means 'good mother lizard' because fossils show adults cared for their young.12

2

A huge nesting site was found in Montana in 1978, with nests, eggs, and baby skeletons.2

3

Baby Maiasaura were too big to fit inside eggs when they hatched, and their bones were not fully hardened.2

4

Hatchlings were about 0.5 metres (1.6 feet) long, while juveniles reached about 1 metre (3.3 feet).2

5

Hundreds of Maiasaura skeletons were found together in one ash bed, suggesting they lived in herds.2

6

Maiasaura could walk on two legs or all fours.1

AAk eginaMaiasaura: AAk egindako irudia
Maiasaura 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

Maiasaura: gehien egindako galderak

?How big was Maiasaura?

About 9 metres (30 feet) long and weighed up to 4 metric tons (4.4 short tons).4

?What did Maiasaura eat?

It was a herbivore, eating plants. It had a horny beak and rows of hundreds of teeth for chewing tough plant material.1

?When did Maiasaura live?

It lived during the Late Cretaceous Period, about 80 to 75 million years ago.1

?Where was Maiasaura found?

Fossils have been found in Montana, USA, and Alberta, Canada. A famous nesting site was discovered in Montana in 1978.42

?Why is Maiasaura called the good mother lizard?

Because fossils show that adults cared for their young in nests, which was rare for dinosaurs. The name means 'good mother lizard'.14

?Did Maiasaura live in herds?

Yes. Hundreds of skeletons found together in one ash bed suggest they lived in large herds, possibly up to 10,000 individuals.4

?Could Maiasaura walk on two legs?

Yes, it could walk on two legs or all fours. Young Maiasaura walked mostly on two legs, while adults walked more on all fours.14

?How fast could Maiasaura run?

Scientists are not sure, but like other large hadrosaurs, it probably could run fairly fast to escape predators, though no exact speed is known.4

Dino adituentzat

Izen zientifikoa
Maiasaura
Izendatzailea:
Horner and Makela 19795
Taldea
Ahate-mokoak
Familia / klada
Hadrosauridae5
Sailkapena
Ornithischia > Ornithopoda > Iguanodontia > Hadrosauridae5
Arroken adina
84 eta 72 milioi urte artean (Campanian)5
Arroka-formazioak
Two Medicine5
Herrialdeak
AEB5
Fosil-erregistroak
7 The Paleobiology Database datu-basean5
Aurkikuntza
Maiasaura was named by Jack Horner and Robert Makela in 1979 after a nesting site was found in the Two Medicine Formation near Choteau, Montana.52

Datuak nondik datozen

  1. Maiasaura | Natural History Museum (nhm.ac.uk)
  2. Maiasaura | Herbivorous, Nesting, Cretaceous | Britannica (britannica.com)
  3. Maiasaura | Earth and Atmospheric Sciences | Research Starters | EBSCOhost (ebsco.com)
  4. Maiasaura (Wikipedia) (Wikipedia)
  5. Maiasaura in The Paleobiology Database (CC BY 4.0): adina, tokiak, arroka-formazioak, sailkapena.

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