Top-ratedS1.E1 ∙ From the Seas to the SkiesFri, Sep 20, 2013This episode describes the essential evolutionary developments that created the major groups of invertebrates beginning with notochords to fish, amphibians, reptiles, dinosaurs and ultimately birds.8.3/10 (78)Rate
Top-ratedS1.E2 ∙ Dawn of the MammalsFri, Sep 27, 2013The ancient origins of the first vertebrates, including how they transitioned from water to land.8.5/10 (75)Rate