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ካርቱን ናይ Nanuqsaurus
ካርድ ዳይኖሰር ቁ. 1238 ካብ 2 027

Nanuqsaurus

ትርጉም ስሙ: “polar bear lizard”1
ይበልዕ ነበረ: ስጋታይራኖሰራትዳሕራይ ክሬታሸስ

Nanuqsaurus was a small, fierce tyrannosaur that lived in the ancient Arctic, where it was the top predator. It had a short snout and sharp teeth, and it hunted in a world with long, dark winters.1

ዝነበረሉ
ቅድሚ 72 ክሳብ 66 ሚልዮን ዓመት5
ዳሕራይ ክሬታሸስ
ፎሲላት ዝተረኽቡሉ
North Slope of Alaska, USA, in the Prince Creek Formation1
ንውሓት
5 ክሳብ 9 m (16 ክሳብ 30 ft)34
ክብደት
500 kg ክሳብ 1.9 ቶን (1,100 ክሳብ 4,200 lb)3
ቁመት
2.9 m (9.5 ft)
ግምት
ዝለዓለ ቅልጣፈ
ኣስታት 36 ኪ.ሜ/ሰ (22 ማይል/ሰ)
ጉያ, ግምት

መዓስ እዩ ዝነበረ?

ትሪያሲክ
ጁራሲክ
ክሬታሸስ
ቅድሚ 252 ሚልዮን ዓመት20114566፣ እቲ ኣስተሮይድ

ክንደይ ዓቢ ነይሩ?

ክንደይ ነዊሕ ነይሩ?

Nanuqsaurus ኣስታት 9 ሜ ንውሓት (30 ft)ናይ ዓበይቲ ብሽክለታ ኣስታት 1.8 ሜ (5.9 ft)መኪና ኣስታት 4.5 ሜ (15 ft)ሓርማዝ፣ ሎሚ ኣብ ምድሪ ዝዓበየ እንስሳ ኣስታት 6.5 ሜ (21 ft)

ቁመቱ ክንደይ ነይሩ?

ከልቢኣስታት 0.5 ሜ (1.6 ft)ፈረስኣስታት 1.6 ሜ (5.2 ft)Nanuqsaurusኣስታት 2.9 ሜ ቁመት (9.5 ft)ሓርማዝኣስታት 3.2 ሜ (10 ft)

ግምት

ክንደይ ከቢድ ነይሩ?

ከም 1.5 መካይን ዝኸብድ
ከም 2 መካይን ብመስርዕ ዝቖማ ዝነውሕከም 50 ባናና ተሰሪዑ ዝነውሕከም 95 ኣኽላባት ዝኸብድከም 380 ሓብሓብ ዝኸብድከም 100 ቆልዑ መዋእለ ህጻናት ዝኸብድከም 59 ተመሃሮ ዝኸብድከም 4 ጻዕዳ ድባት ዝኸብድ100 ሜትሮ ኣብ 10 ካልኢት ክጎዪ ይኽእል ነበረ (እቲ ዝቐልጠፈ ሰብ 9.6 የድልዮ)

ምሳኻ ክነጻጸር Nanuqsaurus ክንደይ ዓቢ ነይሩ?

ኣብ ብራውዘርካ ቀሊል ሕሳብ ጥራይ። ዝዕቀብ ወይ ናብ ዝኾነ ቦታ ዝለኣኽ የለን።

ክንደይ ቅልጡፍ ነይሩ?

ዘደንቑ ነገራት

ደስ ዝብሉ ሓቅታት

1

Nanuqsaurus was small for a tyrannosaur, with an estimated skull length of only 600 to 700 millimeters (about 2 feet) in adults.1

2

It lived at a paleolatitude of about 80 to 85 degrees north, meaning it experienced months of continuous darkness in winter.3

3

Its name comes from the Iñupiaq word 'nanuq' for polar bear, because it was a top predator in a cold, seasonal environment.1

4

Nanuqsaurus had a distinctive skull feature: the first two teeth in its lower jaw were much smaller than the ones behind them, which helped it bite in a unique way.1

5

It was closely related to the famous Tyrannosaurus rex, but much smaller, possibly because food was scarce in its Arctic habitat.1

6

The only known fossil is a partial skull, found in 2006, and it was initially mistaken for a different dinosaur called Gorgosaurus.1

ብAI ዝተሰርሐብAI ዝተሰርሐ ስእሊ ናይ Nanuqsaurus
ብAI ዝተሰርሐ ስእሊ፣ Nanuqsaurus ከመይ ይመስል ከም ዝነበረ ዘርኢ፣ ኮምፒተር ካብቲ ሳይንቲስታት ዝፈልጥዎ ዝሰርሖ። ግምት እዩ: እቲ ሓቀኛ እንስሳ ፍልይ ዝበለ ክመስል ይኽእል፣ ሓቀኛ ሕብሩ ድማ ዝፈልጦ የለን።
ንስኻ ሓቲትካ

ብዛዕባ Nanuqsaurus ብብዝሒ ዝሕተቱ ሕቶታት

?How big was Nanuqsaurus?

Scientists first thought it was 5 to 6 meters long, but newer fossils suggest it may have grown to about 7 meters and weighed over 1.9 metric tons.3

?What did Nanuqsaurus eat?

As the top predator in its Arctic home, it likely hunted other dinosaurs like hadrosaurs and horned dinosaurs.3

?Did Nanuqsaurus have feathers?

Yes, it was likely covered in feathers for insulation against the cold.3

?Was Nanuqsaurus a dinosaur?

Yes, it was a theropod dinosaur and a close relative of Tyrannosaurus rex.3

?When did Nanuqsaurus live?

It lived during the Late Cretaceous, about 70 million years ago.4

?Why is it called Nanuqsaurus?

Its name means 'polar bear lizard' in Iñupiaq, because it was the top predator in the ancient Arctic.3

?Could Nanuqsaurus survive in the dark?

Yes, it lived through about 120 days of constant winter darkness each year and likely stayed in the Arctic year-round.3

?Is Nanuqsaurus bigger than a T. rex?

No, it was much smaller. T. rex was about 12 meters long, while Nanuqsaurus was only about half that size.4

ጽውጽዋይ ዘፍርስ

ጽውጽዋይ: Some people think Nanuqsaurus was a baby Tyrannosaurus rex because it was small.

ሓቂ: Nanuqsaurus was a distinct species, not a baby. It had unique skull features and lived in the Arctic, while T. rex lived further south.1

ንክኢላታት ዳይኖሰር

ሳይንሳዊ ስም
Nanuqsaurus
ዝሰመዮ
Fiorillo and Tykoski 20145
ጉጅለ
ታይራኖሰራት
ስድራ / ክላድ
Tyrannosauridae5
ምድባ
Theropoda > Tyrannosauroidea > Tyrannosauridae5
ዕድመ እቶም ኣኻውሕ
72 ክሳብ 66 ሚልዮን ዓመት (Maastrichtian)5
ናይ ኣኻውሕ ንብርብራት
Prince Creek5
ሃገራት
ኣመሪካ5
መዛግብቲ ፎሲል
1 ኣብ The Paleobiology Database5
ርኽበት
Nanuqsaurus was named by Anthony Fiorillo and Ronald Tykoski in 2014, based on a partial skull found in Alaska's Prince Creek Formation. The fossil was discovered in the Kikak-Tegoseak Quarry.1
ገና ዘከራኽር
Scientists still debate why Nanuqsaurus was so small, with some thinking it was due to limited food in the Arctic, but others suggest it might have been a juvenile or a different factor.1

ሓቅታት ካበይ ይመጹ

  1. A Diminutive New Tyrannosaur from the Top of the World (pmc.ncbi.nlm.nih.gov)
  2. PBDB Taxon (paleobiodb.org)
  3. Nanuqsaurus (en.wikipedia.org)
  4. Diminutive dinosaur stalked the Arctic | Nature (nature.com)
  5. Nanuqsaurus in The Paleobiology Database (CC BY 4.0): ዕድመ፣ ቦታታት፣ ናይ ኣኻውሕ ንብርብራት፣ ምድባ።

ኣብዚ ገጽ ዘሎ ኩሉ ሓቂ ናብ ምንጩ ዘመልክት ቁጽሪ ኣለዎ። ጌጋ እንተ ጌርና፣ ይቕሬታ፣ ንሕና ፈተውቲ ዳይኖሰር ኢና፣ ሳይንሳዊ መጽሔት ኣይኮንናን። ኣብ [email protected] ንገረና፣ ክንእርሞ ኢና።

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ካብ ተመሳሳሊ ጉጅለ ተወሳኺ: ታይራኖሰራት

ካብ ተመሳሳሊ ግዜ እውን: ዳሕራይ ክሬታሸስ

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