Why Did T Rex Have Such Tiny Arms?

The video explores the mystery of the Tyrannosaurus Rex's small arms, questioning their usefulness in hunting, mating, or other activities. It discusses various theories, including evolutionary advantages, energy conservation, and random genetic drift. The video also highlights ongoing scientific research to determine the purpose of T. Rex's arms, comparing them to human traits like thumbs and tailbones. The conclusion remains uncertain, as scientists continue to study the microscopic wear on T. Rex's arm bones.

What is one theory about why T. Rex had small arms?

• They were used for flying.

• They helped in grappling with prey.

• They were a result of a genetic mutation.

• They were used for swimming.

How might evolution have influenced the size of T. Rex's arms?

• By making them longer for reaching high places.

• By increasing their size for better balance.

• By making them larger for better hunting.

• By reducing their size to save energy.

What is a possible reason for T. Rex's small arms according to evolutionary theory?

• They were a disadvantage for survival.

• They were a result of random chance.

• They were used for climbing trees.

• They were a sign of aging.

What are scientists currently studying about T. Rex's arms?

• The color of their skin.

• The wear and tear on their bones.

• The length of their claws.

• The size of their muscles.

What is the current status of understanding T. Rex's arm usage?

• It is fully understood.

• It is still being researched.

• It is irrelevant to science.

• It is considered a myth.