National Geographic - Darwin's Secret Notebooks (2009)

 Index
Peter's DVD rating: 3.0 stars
576.82092 DAR
2:402 months to reach Brazil 8:00 Glyptodon looked like armadillo 8:20 Giant Ground Sloth (Uruguay)
12:20Rhea eaten by gauchos is a second species (south of Rio Negro) Darwin's Rhea very similar to the first Common Rheas (north) he saw; has "sails" (Argentina) 15:00 Magellanic Penguin has fins 15:20 Falkland Steamer Duck cannot fly: wings used as paddles
19:40 Seashell fossils in high mountains (Andean Cordellera; 23,000 feet Aconcagua is highest peak outside Asia) 20:30Charles Lyell: geologic features formed gradually by ordinary process by vocanism, sedimentation, erosion over a long time 21:30Earthquake had raised land
25:40 Galapagos finch 27:30 Galapagos Mockingbird has different beak than other mockingbirds on the Galapagos 29:00 Coral atoll has evidence of corals in very deep water
31:00 Atoll around Moorea (Tahiti) 37:00Species on islands colonized from continents 43:50Malthus on populations: over-reproductions and competition; struggle for existencce
45:00favorable variations are preserved - natural selection      
Glyptodon
8:00 Glyptodon 		Megatherium
8:20 Giant Ground Sloth 		Rhea pennata
12:20 Darwin's Rhea
Spheniscus magellanicus
15:00 Magellanic Penguin 		Tachyeres brachypterus
15:20 Falkland Steamer Duck 		seashell fossils
19:40 Seashell fossils
finch
25:40 Galapagos finch 		Nesomimus parvulus
27:30 Galapagos Mockingbird 		atoll
29:00 Coral atoll
Moorea
31:00 Atoll around Moorea 		   

Index Apr 20, 2010 CC BY 4.0 Peter Chen 2.0