These links are very deep background (i.e. not directly relevant) for the lectures.|
Plain text of Darwin's The Expression of the emotions ....... (1872)
Links to cave paintings
Discovered in 1940 in the Dordogne, the Lascaux cave features one of the most prestigious collections of prehistoric art
in Europe and is the best preserved. Its paintings date back 13,000 years, like those at the Altamira cave in north-west
Spain, discovered in 1879.
The official site for La Grotte Chauvet, discovered by potholers in 1994, where the paintings have been dated as 31,000 yrs old