Hydrotherosaurus
Hydrotherosaurus was a long-necked marine reptile that swam in the seas near California about 70 million years ago. It used its tiny head and super long neck to sneak up on fish and snap them up.1
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9 txakur bezain luze, sudurretik buztanera๐bata bestearen atzean jarritako 49 banana bezain luze
95 txakur bezain astun๐380 angurria bezain astun๐งธhaur-eskolako 100 haur bezain astun๐59 eskolaume bezain astun๐ปโโ๏ธ4 hartz zuri bezain astun๐igerileku handi baten luzera (50 m) 7,2 segundotan egin zezakeen igerianZein handia zen Hydrotherosaurus ZUREKIN alderatuta?
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Datu dibertigarriak
Hydrotherosaurus had one of the longest necks compared to its body of any elasmosaur, with 60 vertebrae in its neck.1
Its head was very small, only about 33 centimetres (13 inches) long.1
The first bones were found by Frank C. Paiva on his own property in California in 1937.1
A nearly complete skeleton was dug up and put on display at the Golden Gate International Exposition in San Francisco.1
It weighed about 1.9 metric tons (2.1 short tons), as heavy as a small car.1

Hydrotherosaurus: gehien egindako galderak
?How big was Hydrotherosaurus?
Hydrotherosaurus was about 7.8 to 8.8 metres long and weighed around 1.9 metric tons.1
?What did Hydrotherosaurus eat?
It was an active, fish-eating animal, using its long neck and small head to snap up fish.12
?When did Hydrotherosaurus live?
It lived during the Late Cretaceous period, about 72 to 66 million years ago.1
Dino adituentzat
- Izen zientifikoa
- Hydrotherosaurus
- Izendatzailea:
- Welles 19432
- Taldea
- Plesiosauroak
- Familia / klada
- Elasmosauridae2
- Sailkapena
- Plesiosauria > Elasmosauridae > Sauropterygia2
- Arroken adina
- 72 eta 66 milioi urte artean (Maastrichtian)2
- Arroka-formazioak
- Moreno2
- Herrialdeak
- AEB2
- Fosil-erregistroak
- 1 The Paleobiology Database datu-basean2
- Aurkikuntza
- The first fossils were found by Frank C. Paiva in the Panoche Hills of California in 1937. In 1943, paleontologist Samuel Paul Welles named the species Hydrotherosaurus alexandrae after Annie Montague Alexander.1
- Oraindik eztabaidagai
- Scientists are not sure exactly how Hydrotherosaurus used its extremely long neck while hunting.1
Datuak nondik datozen
- Hydrotherosaurus (en.wikipedia.org)
- Hydrotherosaurus in The Paleobiology Database (CC BY 4.0): adina, tokiak, arroka-formazioak, sailkapena.
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