PBS The Shape of Life Disc 4: Bones, Brawn, and Brains (Chordates) (2002)

prev Index
Peter's DVD rating: 3.0 stars
5:30 Florida Lancelet (Amphioxos) 8:00 Pikaia fossil lived 500 MYA, has nerve cord , gill slits, notochord and has same genes for development as other vertebrates 13:10Larger vertebrates evolved by quadrupling of genes, allowing neural crest cells
15:00 Great White Shark has jaws 16:10 Sea Squirts (Tunicate) siphon water but have no backbone 16:30 Salp is a tunicate
16:40 Salp can string together to reproduce 17:15 Giant Larvacean filter feeds 17:50 Predatory Tunicate
20:00"Boris" Acanthostega fossil (transitional tetrapod) used both gills and lungs 360 MYA (Cambridge, Endland) 25:00 Fossil tracks 370 MYA (Valentia Island, Ireland) 27:30 Monitor Lizard can lay eggs on land , climb trees, and swim
29:00 King Cobra has lost its legs, eats Rat Snake 31:15 Giant Anaconda hunts Capybara (Venezuela) 36:00 Thunder Lizard (Brontosaurus) grew quickly in spurts as shown in its bones (Bozeman, Montana)
44:30 African Elephant 48:00Anthropoid apes: Gorilla Chimpanzee Orangutan Gibbon   
Branchiostoma floridae
5:30 Florida Lancelet (Amphioxos)
Pikaia gracilens
8:00 Pikaia fossil
chordate
8:00 nerve cord , gill slits, notochord
genes
8:00 genes
neural crest
13:10 neural crest cells
Carcharodon carcharias1
15:00 Great White Shark
Urochordata
16:10 Sea Squirts
Thetys vagina
16:30 Salp
Thetys vagina
16:40 Salp can string together to reproduce
Bathochordaeus charon
17:15 Giant Larvacean
Megalodicopia hians
17:50 Predatory Tunicate
Acanthostega gunnari
20:00 Acanthostega fossil (transitional tetrapod)
fossil
25:00 Fossil tracks
Varanus
27:30 Monitor Lizard can lay eggs on land
Ophiophagus hannah
29:00 King Cobra
Rat Snake
29:00 Rat Snake
Eunectes murinus
31:15 Giant Anaconda
Hydrochoerus hydrochaeris
31:15 Capybara
Apatosaurus
36:00 Thunder Lizard (Brontosaurus)
bone
36:00 bones
Loxodonta africana
44:30 African Elephant
Gorilla
48:00 Gorilla
Pan troglodytes
48:00 Chimpanzee
Pongo
48:00 Orangutan
Hylobates
48:00 Gibbon
   

Index Mar 17, 2010 CC BY 4.0 Peter Chen 2.0