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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 determine the weight of, using scales.

standing

/ˈstandiNG/

adjective noun verb

performed from rest or upright position, without run-up. Your status or position relative to your community. To place something in a particular position; place.

different

/ˈdif(ə)rənt/

adjective

not same as another or each other.

average

/ˈav(ə)rij/

adjective noun verb

Typical or normal; usual; ordinary. number expressing the central or typical value in a set of data. 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

Being related to life and living things. 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

Biggest.

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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