The Kid Should See This

Why does T.rex have tiny arms?

Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms.” In this PBS Eons episode, Hank Green explains how the Tyrannosaurus rex lost its arms over the course of 90 million years. He also discusses a few ideas about how this gigantic carnivore of the Cretaceous period might have used its relatively tiny two-fingered forelimbs.

t-rex tiny arms
t-rex tiny arms
Related videos: Rebuilding a real T. Rex with scientific research & new tech and How do you dismantle a dino? (Very carefully.)

Bonus: A life-size T.rex dinosaur made of balloons.

This feature is being tested. Saves will disappear if you clear cookies. Find saved videos here.

🌈 Related videos

How did feathers evolve? – TED Ed

Rion Nakaya

Dinosaurs probably didn’t roar. What did they sound like?

Rion Nakaya

What did a baby T.rex look like?

Rion Nakaya

How do we know what color dinosaurs were?

Rion Nakaya

The life and evolution of the Woolly Mammoth

Rion Nakaya

The ferocious predatory dinosaurs of Cretaceous Sahara

Rion Nakaya

How Do You Dismantle a Dino? (Very Carefully)

Rion Nakaya

Rebuilding a real T. Rex with scientific research & new tech

Rion Nakaya

Dinosaur’s Feathered Tail Found Remarkably Preserved in Amber

Rion Nakaya

 
Browse the TKSST Video Collections

Get 7 smart videos delivered every week.

 

Subscribe