What happened to the giants of South America?
34:19
Why are we seriously considering cloning mammoths?
32:50
GEOPOLÍTICA DA AMÉRICA DO SUL - PARTE 1 | Professor HOC
31:38
The life of Giganotosaurus
43:12
A evolução dos cetáceos
23:05
por que PREGUIÇAS GIGANTES sumiram?
35:01
When reptiles flew across Brazil
22:32
Elephants will NEVER be as big as Titanosaurs, here's why!
42:33