Katin Dino No. 0477 na 2 027

Dakotaraptor

Sunan yana nufin: “ɓarawo daga Dakota”1

Ya ci: NamaRaptorsƘarshen Cretaceous

Dakotaraptor babban raptor ne mai fiffike wanda ya rayu a ƙarshen zamanin dinosaur. Yana ɗaya daga cikin manyan dromaeosaurs da aka taɓa samu, girman ƙaramin mota, kuma yana amfani da manyan ƙusoshin sa masu kama da sikelin girbi don farauta. Ƙasusuwan hannunsa suna nuna cewa yana da fiffike, kodayake ya yi girma sosai don ya tashi.1 2

Ya rayu

shekaru miliyan 72 zuwa 66 da suka wuce5

Ƙarshen Cretaceous

Burbushin halittu da aka samo a

South Dakota, Amurka, a cikin Hell Creek Formation1 5

Tsawo

4.35 zuwa 6 m (14 zuwa 20 ft)1

ƙiyasin daga bincike daban-daban

Nauyi

220 kg zuwa 350 kg (485 zuwa 772 lb)1

Tsayi

1.83 m (6 ft)3

Mafi girman gudu

kusan 47 km/h (29 mph)

Gudu, ƙiyasi

Me Dakotaraptor yake ci?

Mai cin nama ne wanda yake farautar wasu dabbobi. Yana da babban ƙusa mai kama da sikelin girbi a kowace ƙafa don kashe abin farauta.

Yaushe ya rayu?

Triassic

Jurassic

Cretaceous

Shekaru miliyan 252 da suka wuce20114566, dutsen sararin samaniya (asteroid)

Yaya girman sa yake?

Yaya tsawon sa yake?

Yaya tsayin sa yake?

Yaya nauyin sa yake?

nauyin karnuka 18

tsawon karnuka 6 daga hanci zuwa wutsiyatsawon ayaba 33 a jerenauyin kankana 70nauyin yaran makarantar reno 18nauyin yaran makaranta 11zai iya gudu mita 100 cikin daƙiƙa 7.7 (mutum mafi gudu yana buƙatar 9.6)

Yaya girman Dakotaraptor idan aka kwatanta da KAI?

Lissafi kawai a cikin burauzarka. Babu abin da ake adanawa ko aikawa ko'ina.

Yaya saurin sa yake?

Mutum yana tafiya kusan 5 km/h (3 mph)

Yaro a kan keke kusan 12 km/h (7 mph)

Dakotaraptor kusan 47 km/h (29 mph)

Doki mai gudu kusan 65 km/h (40 mph)

Damisa kusan 100 km/h (62 mph)

abubuwa masu ban sha'awa

Gaskiya mai ban sha'awa

Dakotaraptor yana ɗaya daga cikin dromaeosaurids na ƙarshe da suka tsira, yana rayuwa kafin ƙarewar dabbobi miliyan 66 da suka wuce.1

Ƙashin hannunsa (ulna) yana da kumburi da ake kira quill knobs, waɗanda suke shaida kai tsaye cewa yana da manyan fiffike a hannayensa.2

Wasu ƙasusuwan da aka fara tunanin na Dakotaraptor ne daga baya aka gano cewa na kunkuru ne, don haka masana kimiyya har yanzu suna muhawara kan waɗanne burbushi ne na gaske na wannan dinosaur.1

Yana da girman Utahraptor, amma ƙafafunsa da hannayensa sun fi kama da na ƙananan raptors masu sauri kamar Deinonychus.2

An gano burbushin Dakotaraptor a cikin wani gado na ƙashi tare da sauran dabbobi da yawa, ciki har da dinosaur, tsuntsaye, dabbobi masu shayarwa, da kifi.2

Sunansa yana girmama mutanen Dakota da jihar South Dakota, tare da kalmar Latin don ɓarawo.1

Hoton Dakotaraptor da aka yi da AI — Hoton yadda Dakotaraptor zai iya kasancewa wanda aka yi da AI, kwamfuta ce ta yi shi daga abin da masana kimiyya suka sani. Hasashe ne: ainihin dabbar za ta iya zama daban, kuma babu wanda ya san ainihin launukanta.

ka tambaya

Tambayoyin da aka fi yi game da Dakotaraptor

?Yaya girman Dakotaraptor yake?

Kimanin mita 4.35 zuwa 6 tsayi kuma yana da nauyin kilo 220 zuwa 350. Wannan kusan girman ƙaramin mota ne.1

?Dakotaraptor yana da fiffike?

Ee. Ƙashin hannunsa yana da quill knobs, waɗanda suke kumburi inda manyan fiffike suke haɗe, don haka tabbas yana da fiffike a hannayensa.1 2

?Dakotaraptor zai iya tashi?

A'a, ya yi girma sosai don ya tashi. Amma yana amfani da fiffikensa don taimakawa wajen danne abin farauta ko a matsayin garkuwa.4

?Yaushe Dakotaraptor ya rayu?

Ya rayu a ƙarshen zamanin dinosaur, kimanin shekaru miliyan 66 da suka wuce, kafin babban ƙarewar dabbobi.1 4

?A ina aka gano Dakotaraptor?

An gano burbushinsa a South Dakota, Amurka, a cikin wani sanannen yanki na duwatsu da ake kira Hell Creek Formation.1 2

?Dakotaraptor ya fi T. rex girma?

A'a, T. rex ya fi girma sosai. Dakotaraptor yana da tsayin mita 5.5, yayin da T. rex zai iya zama sama da mita 12.1

?Me Dakotaraptor yake ci?

Mai cin nama ne wanda yake farautar wasu dabbobi. Yana da babban ƙusa mai kama da sikelin girbi a kowace ƙafa don kashe abin farauta.1 4

?Dakotaraptor dinosaur ne na gaske?

Iya, shi dinosaur ne. Wasu masana kimiyya sun yi tambaya ko duk ƙasusuwansa da gaske nasa ne, amma har yanzu ana ɗaukarsa a matsayin dromaeosaurid raptor.1

Don ƙwararrun dino

Sunan kimiyya: Dakotaraptor
Wanda ya ba da suna: DePalma et al. 20155
Rukuni: Raptors
Iyali / rukuni: Dromaeosauridae5
Rarrabewa: Theropoda > Dromaeosauridae5
Zamanin duwatsu: shekaru miliyan 72 zuwa 66 (Maastrichtian)5
Tsarin duwatsu: Hell Creek5
Kasashe: Amurka5
Rubutun burbushin halittu: 2 a cikin Bayanan Paleobiology5
Gano: Robert DePalma da abokan aikinsa ne suka ba Dakotaraptor suna a shekarar 2015, bisa ga burbushin da aka gano a shekarar 2005 a Hell Creek Formation na South Dakota. Ana ajiye samfurin a cikin tarin sirri, wanda hakan ya sa ya yi wuya ga sauran masana kimiyya su yi bincike.1 2
Har yanzu ana muhawara: Masana kimiyya ba su da tabbas ko Dakotaraptor dinosaur ne na gaske, saboda wasu ƙasusuwansa na iya zama na kunkuru kuma babban samfurin yana cikin tarin sirri wanda ba a iya samun damar shiga ba ga masu bincike.1

Inda bayanan suka fito

Dakotaraptor (en.wikipedia.org)
The First Giant Raptor (Theropoda: Dromaeosauridae) from the Hell Creek Formation (bioone.org)
Dakotaraptor ruled Hell Creek as lethal predator (argusleader.com)
New Winged Dinosaur May Have Used Its Feathers to Pin Down Prey (smithsonianmag.com)
Dakotaraptor in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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