Earth Science and Engineering
When sponges ruled the Earth
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:04:50
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Sinopsis
Naomi Jordan explains what newly found fossils tell us about the creatures that dominated in the Ordovician period, 480 million years ago. (Extract 3 of 4 from the Imperial College Podcast 13 May 2015)
