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How the T-Rex Lost Its Arms

3,405,313 views

PBS Eons

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English

Speech Time:

96%
  • 7:22 / 7:40

Speech Rate:

  • 191 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

weighed

/wā/

verb

To consider something carefully to form an opinion.

standing

/ˈstandiNG/

adjective noun verb

(Of an army) permanently ready to fight. Your status or position relative to your community. To be upright; not be sitting or lying down.

different

/ˈdif(ə)rənt/

adjective

Not of the same kind; unlike other things.

average

/ˈav(ə)rij/

adjective noun verb

constituting result found by dividing total amount. Total of numbers divided by the number of items. amount to or achieve as average rate or amount over period of time.

evolutionary

/ˌevəˈlo͞oSHəˌnerē/

adjective

Concerning gradual change over time.

biological

/ˌbīəˈläjək(ə)l/

adjective noun

relating to biology. substance of biological origin used as drug, vaccine, pesticide, etc..

included

/inˈklo͞odəd/

adjective verb

contained as part of whole being considered. To make someone, something part of a group.

bipedal

/ˌbīˈpēdl/

adjective other

(of animal) using only two legs for walking. Having two feet.

largest

/lärj/

adjective

of considerable size, extent, etc..

dominated

/ˈdäməˌnāt/

verb

have power and influence over.

dinosaurs

/ˈdīnəˌsôr/

noun other

fossil reptile of Mesozoic era. Reptile that lived millions of years ago.

hunting

/ˈhən(t)iNG/

noun verb

activity of hunting wild animals or game. To search for wild animals to kill (for food).

fearsome

/ˈfirsəm/

adjective

Causing fear or awe.

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