SciShow
Why No Giant Mammals? (2013x62)
Exibido em:: Abr 25, 2013
Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size of the largest sauropods. Some of them might surprise you!
- Estreou: Jan 2012
- Episódios: 3678
- Seguidores: 2
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