Zielgerichtetes Handeln bei Menschenaffen
If the player doesn't work, try another server:
Zielgerichtetes Handeln bei Menschenaffen
★ 0.0
1981
0h 14m
Chimpanzees are kept in a large enclosure at the Arnhem Research Station. There, some experiments are carried out to test the intelligence of the chimpanzees.
