ບັດໄດໂນ ເລກທີ 1459 ຈາກ 2 027

Polacanthus

ຊື່ໝາຍຄວາມວ່າ: “many thorn”1

ກິນ: ພືດໄດໂນຫຸ້ມເກາະຄຣີເທເຊຍສຕອນຕົ້ນ

Polacanthus was a medium-sized armoured dinosaur that lived in England during the Early Cretaceous. It had a big shield over its hips and many spikes on its back and tail to protect itself from predators.1

ມີຊີວິດຢູ່

139 ຫາ 100 ລ້ານປີກ່ອນ4

ຄຣີເທເຊຍສຕອນຕົ້ນ

ພົບຟອສຊິລທີ່

Isle of Wight and Sussex, England, and also Spain1 4

ຄວາມຍາວ

4 ຫາ 5 m (13 ຫາ 16 ft)1

ນ້ຳໜັກ

227 kg ຫາ 2 ໂຕນ (500 ຫາ 4 400 lb)1

ຄວາມສູງ

1,5 m (4,9 ft)

ຄ່າປະມານ

ຄວາມໄວສູງສຸດ

ປະມານ 20 ກມ/ຊມ (12 ໄມລ໌/ຊມ)

ແລ່ນ, ຄ່າປະມານ

ມັນມີຊີວິດຢູ່ເມື່ອໃດ?

ໄທຣແອສຊິກ

ຈູຣາສຊິກ

ຄຣີເທເຊຍສ

252 ລ້ານປີກ່ອນ20114566, ດາວເຄາະນ້ອຍຕົກ

ມັນໃຫຍ່ປານໃດ?

ມັນຍາວປານໃດ?

ມັນສູງປານໃດ?

ຄ່າປະມານ

ມັນໜັກປານໃດ?

ໜັກເທົ່າລົດຍົນ 1,5 ຄັນ

ຍາວເທົ່າໝາ 5 ໂຕຕໍ່ກັນຈາກດັງຫາຫາງຍາວເທົ່າກ້ວຍ 28 ໜ່ວຍຕໍ່ກັນໜັກເທົ່າໝາ 100 ໂຕໜັກເທົ່າໝາກໂມ 400 ໜ່ວຍໜັກເທົ່ານັກຮຽນ 2,5 ຫ້ອງເຕັມໆໜັກເທົ່າໝີຂາວ 4 ໂຕແລ່ນ 100 ແມັດໄດ້ໃນ 18 ວິນາທີ (ຄົນທີ່ໄວທີ່ສຸດໃຊ້ 9.6)

Polacanthus ໃຫຍ່ປານໃດ ເມື່ອທຽບກັບເຈົ້າ?

ແຄ່ຄິດໄລ່ໃນບຣາວເຊີຂອງເຈົ້າ. ບໍ່ມີຫຍັງຖືກບັນທຶກ ຫຼື ສົ່ງໄປໃສ.

ມັນໄວປານໃດ?

ຄົນຍ່າງ ປະມານ 5 ກມ/ຊມ (3 mph)

ເດັກຂີ່ລົດຖີບ ປະມານ 12 ກມ/ຊມ (7 mph)

Polacanthus ປະມານ 20 ກມ/ຊມ (12 mph)

ມ້າກຳລັງຄວບ ປະມານ 65 ກມ/ຊມ (40 mph)

ເສືອຊີຕາ ປະມານ 100 ກມ/ຊມ (62 mph)

ເລື່ອງເທ່ໆ

ເລື່ອງໜ້າຮູ້ມ່ວນໆ

Polacanthus had a large fused plate of bone over its hips called a 'pelvic shield', which was about 108 centimetres wide and 90 centimetres long.1

Its body was covered with many spikes and small bony studs called ossicles.1

The first fossil of Polacanthus was discovered by the Reverend William Fox on the Isle of Wight in 1865.1

Polacanthus lived about 130 to 125 million years ago during the Early Cretaceous.1

Scientists are not sure if Polacanthus belongs to the Nodosauridae family or its own family, the Polacanthidae.1

A second species, Polacanthus rudgwickensis, was named in 1996 but later moved to its own genus Horshamosaurus in 2015.1

ຮູບ Polacanthus ທີ່ AI ສ້າງ — ຮູບທີ່ AI ສ້າງ ສະແດງວ່າ Polacanthus ອາດຈະມີໜ້າຕາແນວໃດ, ຄອມພິວເຕີສ້າງຂຶ້ນຈາກສິ່ງທີ່ນັກວິທະຍາສາດຮູ້. ມັນເປັນການຄາດເດົາ: ສັດໂຕແທ້ອາດຈະມີໜ້າຕາຕ່າງອອກໄປ, ແລະ ບໍ່ມີໃຜຮູ້ສີແທ້ຂອງມັນ.

ເຈົ້າຖາມມາ

ຄຳຖາມທີ່ຖືກຖາມຫຼາຍທີ່ສຸດກ່ຽວກັບ Polacanthus

?How big was Polacanthus?

Polacanthus grew to about 4 to 5 metres (13 to 16 feet) long. Estimates of its weight vary significantly, with some scientists suggesting it weighed around 2 tonnes (4,400 pounds), while others estimate it was much lighter.1

?What did Polacanthus eat?

Polacanthus was a herbivore, meaning it ate plants. Its teeth and body were built for eating vegetation.1

?Did Polacanthus have a tail club?

No, Polacanthus did not have a tail club like Ankylosaurus. Instead, its tail had spikes and bony plates for protection.1

?Where was Polacanthus found?

Polacanthus fossils have been found in England, especially on the Isle of Wight. The first fossil was discovered there in 1865 by the Reverend William Fox.1 3

?When did Polacanthus live?

Polacanthus lived during the Early Cretaceous Period, about 130 to 125 million years ago.1

?How fast could Polacanthus run?

Nobody knows for sure how fast Polacanthus could run, but it walked on all fours and had relatively long hindlimbs for an ankylosaur, which might have allowed it to move fairly quickly.1

ໄຂຄວາມເຊື່ອຜິດ

ຄວາມເຊື່ອຜິດ: Polacanthus could swing its tail like a club.

ຄວາມຈິງ: Polacanthus did not have a tail club; its tail was covered in spikes but lacked the heavy bony club seen in some other ankylosaurs.1

ສຳລັບຜູ້ຊ່ຽວຊານໄດໂນ

ຊື່ວິທະຍາສາດ: Polacanthus
ຕັ້ງຊື່ໂດຍ: Fox 18664
ກຸ່ມ: ໄດໂນຫຸ້ມເກາະ
ຄອບຄົວ / ເຄລດ: Nodosauridae4
ການຈັດໝວດໝູ່: Ornithischia > Ankylosauria > Nodosauridae > Thyreophora4
ອາຍຸຂອງຫີນ: 139 ຫາ 100 ລ້ານປີ (Berriasian / Albian)4
ຊັ້ນຫີນ: Wessex, Vectis, Pinilla de los Moros4
ປະເທດ: ສະຫະລາຊະອານາຈັກ, ສະເປນ4
ບັນທຶກຟອສຊິລ: 16 ໃນ The Paleobiology Database4
ມີຊື່ອື່ນວ່າ: Euacanthus, Vectensia (ຊື່ເກົ່າທີ່ຕອນນີ້ນັບເປັນສັດໂຕດຽວກັນ)4
ການຄົ້ນພົບ: Polacanthus was discovered by Reverend William Fox on the Isle of Wight in 1865. The name was first used by Richard Owen in a lecture later that year, and the full description was published by Fox in 1866.1
ຍັງຖົກຖຽງກັນຢູ່: Scientists still debate whether Polacanthus was a nodosaurid or belonged to a separate family called Polacanthidae.1

ຂໍ້ມູນມາຈາກໃສ

Polacanthus (en.wikipedia.org)
Polacanthus | Natural History Museum (nhm.ac.uk)
Spotlight on Polacanthus - Horniman Museum and Gardens (horniman.ac.uk)
Polacanthus in The Paleobiology Database (CC BY 4.0): ອາຍຸ, ສະຖານທີ່, ຊັ້ນຫີນ, ການຈັດໝວດໝູ່.

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