| | 09--Seed_Plants_and_the_First_Forests.m4a | 7.65 MB |
| | 15--First_Flowers_and_Pollinator_Coevolution.m4a | 7.62 MB |
| | 07--Colonization_of_the_Land.m4a | 7.51 MB |
| | 18--Moving_on_Up--First_Primates.m4a | 7.3 MB |
| | 21--First_Humans--Toolmakers_and_Hunter-Gatherers.m4a | 7.3 MB |
| | 23--Our_Accelerating_Evolution.m4a | 7.28 MB |
| | 19--Apes--Swinging_Down_from_the_Trees.m4a | 7.27 MB |
| | 22--From_Homo_to_sapiens--Talking_and_Thinking.m4a | 7.24 MB |
| | 20--From_4_Legs_to_2--Hominin_Radiation.m4a | 7.18 MB |
| | 02--Paleontology_and_Geologic_Time.m4a | 7.16 MB |
| | 01--Macroevolution_and_Major_Transitions.m4a | 7.13 MB |
| | 16--Egg_to_Placenta--Early_Mammal_Evolution.m4a | 7.12 MB |
| | 14--Birds--The_Dinosaurs_among_Us.m4a | 7.08 MB |
| | 24--Reflections_on_Major_Transitions.m4a | 7.05 MB |
| | 08--Origins_of_Insects_and_of_Powered_Flight.m4a | 6.86 MB |
| | 11--Egg_Came_First--Early_Reptile_Evolution.m4a | 6.84 MB |
| | 12--Origins_and_Successes_of_the_Dinosaurs.m4a | 6.74 MB |
| | 17--From_Land_to_Sea--Evolution_of_Whales.m4a | 6.71 MB |
| | 10--From_Fish_to_4-Limbed_Animals.m4a | 6.69 MB |
| | 05--Development_of_Skeletons.m4a | 6.6 MB |
| | 06--Rise_of_Vertebrates.m4a | 6.58 MB |
| | 03--Single-Celled_Life--Prokaryotes_to_Eukaryotes.m4a | 6.43 MB |
| | 13--Marine_and_Flying_Reptiles.m4a | 6.33 MB |
| | 04--Metazoans--Earliest_Multicellular_Animals.m4a | 6.16 MB |