1

Spontaneous Pointing Behaviour in the Wild Pygmy Chimpanzee (Pan paniscus)

Year:
1998
Language:
english
File:
PDF, 14 KB
english, 1998
2

New observations on the tool-behavior of chimpanzees from Mt. Assirik (Senegal, West Africa)

Year:
1989
Language:
english
File:
PDF, 1.54 MB
english, 1989
5

Contribution to the Biology of the Giant Frog (Conraua goliath, Boulenger)

Year:
1985
Language:
english
File:
PDF, 3.24 MB
english, 1985
6

Demography of Gorilla gorilla

Year:
1981
Language:
english
File:
PDF, 1.31 MB
english, 1981