Dino Wiki / Dayinoso zonna / Ebinyonyi eby'olubereberye

Kaadi ya dayinoso No. 0754 ku 2 027

Gretcheniao

Erinnya litegeeza: “Gretchen's bird”3 1

Yalyanga: EnnyamaEbinyonyi eby'olubereberyeEntandikwa ya Kuretasi

Gretcheniao was a small, feathered bird that lived about 125 million years ago in what is now China. It had strong teeth and sharp claws, and it probably hunted for food on the ground. This bird could fly, but not for very long distances!3 2

Yabeerawo

emyaka obukadde 126 okutuuka ku 120 emabega3

Entandikwa ya Kuretasi

Ebisigalira byazuulibwa mu

Fossils were found in the Yixian Formation, near Huludao City in Liaoning Province, China.3 1

Obuwanvu

0.3 okutuuka ku 0.5 m (1 okutuuka ku 1.6 ft)1

Obuzito

0.19 kg okutuuka ku 0.282 kg (0 okutuuka ku 1 lb)1

Obugulumivu

0.23 m (0.8 ft)

kuteebereza

Sipiidi esinga

nga 35 km/h (22 mph)

Okubuuka, kuteebereza

Yabeerawo ddi?

Tiriyasi

Jurasiki

Kuretasi

Emyaka obukadde 252 emabega20114566, asteroyidi

Yali munene atya?

Yali muwanvu kwenkana wa?

Yali mugulumivu kwenkana wa?

kuteebereza

Yali muzito kwenkana wa?

obuzito ng'obw'amenvu 2.5

obuwanvu ng'amenvu 3 nga gaddiriŋŋanaobuzito butono okusinga kkapa ow'awakaobuwanvu ng'amatoffaali g'ebikinisa 16 mu lunyiririmutono nnyo nga asobola okuyita wansi w'entebeyandibuuse okusomoka ekisaawe ky'omupiira kyonna mu sikonda 11

Gretcheniao yali munene atya bw'ogeraageranya ku GGWE?

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Yali wa mbiro kwenkana wa?

Omuntu atambula nga 5 km/h (3 mph)

Omwana ku kagaali nga 12 km/h (7 mph)

Gretcheniao nga 35 km/h (22 mph)

Embalaasi edduka ennyo nga 65 km/h (40 mph)

Cheetah nga 100 km/h (62 mph)

ebintu ebinyuvu

Ebyewuunyisa

Gretcheniao had a very long hand bone called a carpometacarpus, the longest of any of its relatives, even though its upper arm bone was only the third largest.1

Its breastbone had special projections that pointed backward and to the sides, which helped support its flight muscles.1

Gretcheniao's toes had long, curved claws, perfect for grabbing onto branches or prey.1

Scientists think Gretcheniao flew by flapping its wings continuously, but it could not fly for long distances, similar to modern chickens or quails.2 1

The fossil of Gretcheniao was so well preserved that some of its feathers left dark marks on the rock, especially around its neck and wing.1

Gretcheniao had a strong beak and thick lower jaw, which helped it bite into tough food.1

Ekifaananyi kya Gretcheniao ekyakolebwa AI, nga kiraga engeri gye yayinza okuba ng'afaanana, ekyakolebwa kompyuta okusinziira ku ebyo bannassaayansi bye bamanyi. Kuteebereza: ekisolo ekyennyini kiyinza okuba nga kyali kifaanana bulala, era tewali amanyi langi zaakyo ez'amazima.

Omumenyi w'enfumo

Enfumo: Some people think Gretcheniao was a dinosaur like T. rex, but it was actually a bird.

Amazima: Gretcheniao was a type of bird called an enantiornithine, which is a group of ancient birds that lived alongside dinosaurs. Birds are related to dinosaurs, but they are not the same as the giant meat-eaters.3 1

Eri abakugu mu dayinoso

Erinnya lya ssaayansi: Gretcheniao
Yatuumibwa: Chiappe et al. 20193
Ekibinja: Ebinyonyi eby'olubereberye
Ekika / ekibinja: Enantiornithes3
Engabanya: Theropoda > Avialae3
Emyaka gy'enjazi: emyaka obukadde 126 okutuuka ku 120 (Barremian / Aptian)3
Ensengeka z'enjazi: Yixian3
Ensi: Cayina3
Ebisigalira ebyazuulibwa: 1 mu The Paleobiology Database3
Okuzuulibwa: Gretcheniao was named in 2019 by scientists studying a nearly complete skeleton found in China. The fossil was named after Mrs. Gretchen Augustyn, who supported the Dinosaur Institute, and 'sinensis' means 'from China'.1
Kikyakubaganyizibwako ebirowoozo: Scientists are still debating how Gretcheniao and its close relatives are related to each other. Some think they all belong to one group, but others think they evolved separately.2 1

Ebituufu gye biva

New Bohaiornis-like bird from the Early Cretaceous of China: enantiornithine interrelationships and flight performance (dinodata.de)
New Bohaiornis -like bird from the Early Cretaceous of China: enantiornithine interrelationships and flight performance (pubmed.ncbi.nlm.nih.gov)
Gretcheniao in The Paleobiology Database (CC BY 4.0): emyaka, ebifo, ensengeka z'enjazi, engabanya.

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