NEW VIDEO: Why Did T Rex Have Such Tiny Arms?
Added 2017-02-22 16:52:26 +0000 UTCIt's easy to assume that every trait - including stubby arms on a terrifying predator - must be beneficial, but the forces of evolution don't really work like that.
THANK YOU for your support, as always! You make MinuteEarth possible.
![MeineKraft [64x] Resource Pack - Fanmade](https://naebuka.com/istorage/3923.jpg)
