1:40 |
800 holes off coast of Greenland when Greenland and Europe were torn apart 55 MYA. |
2:00 |
Oceanic methane released, leading to global warming |
3:20 |
Angiosperms flourished in warm climate 44 MYA (Oregon) |
5:00 |
Primitive primates lived in trees, had good eyesight |
5:15 |
Shoshonius had front-facing eyes |
6:30 | Splitting of Gondwana isolated Antarctica with
Circumpolar Current , leading to cooling |
8:00 | Ancient primate
Catopithecus had postorbital septum that holds eyeball (Sahara, Egypt) |
9:40 |
Long-tailed Macague (Asia) has
circular black spot called fovea for sharp vision,
Galago (Africa) has not |
13:00 | More advanced primates can see in
3 colors |
14:10 | Anthropoids have muscles that can make
facial expressions |
15:10 |
Chimps can recognize expressions in social group |
16:10 | 2 hominids lived side by side 1.5 - 1.7 MYA (southern Africa):
Paranthropus robustus and early Homo had controlled use of fire |
20:35 | Australopithecus africanus evolved in global cooling |
21:00 |
Paranthropus robustus ate coarse, fibrous foodlike
Hypoxis tubers , while early Homo ate meat |
23:30 |
Hadza people hunter-gatheres (Tanzania) |
27:00 |
Rifting of Africa a few MYA created diverse habitats, together with cooling, leading to more grazers and carnivores |
30:30 |
Homo erectus had large brain and migrated out of Africa, became
Java man in Indonesia and
Peking man in China , but both became extinct |
31:00 |
Homo sapiens appeared 200 KYA |
31:20 |
Neanderthals (300 KYA) also had large brain |
35:00 |
Homo sapiens had a rounded central part at base of skull ,
larynx is lower in the neck, crossing airway and foodway, but can modify vocal cords for speech |
39:00 | FOXP2 gene on chromosome evolved 200 KYA, for speech |
41:30 | Cro-Magnons had symbolic thought, left
cave paintings in France |
45:30 |
Richard Dawkins : transmission of language is new genetics: cultural evolution |
| |
1:40 800 holes |
2:00 Oceanic methane |
3:20 Angiosperms flourished in warm climate 44 MYA |
5:00 Primitive primates lived in trees, had good eyesight |
5:15 Shoshonius had front-facing eyes |
6:30 Circumpolar Current |
8:00 Catopithecus had postorbital septum that holds eyeball |
9:40 Long-tailed Macague |
9:40 circular black spot called fovea |
9:40 Galago |
13:00 3 colors |
14:10 facial expressions |
15:10 Chimps can recognize expressions |
16:10 Paranthropus robustus and early Homo |
21:00 Paranthropus robustus |
21:00 Hypoxis tubers |
23:30 Hadza |
27:00 Rifting of Africa |
30:30 Homo erectus |
30:30 Java man in Indonesia |
30:30 Peking man in China |
31:00 Homo sapiens appeared 200 KYA |
31:20 Neanderthals |
35:00 Homo sapiens had a rounded central part at base of skull |
35:00 larynx |
41:30 cave paintings in France |
45:30 Richard Dawkins |