| Author |
Title  |
Year |
Publication |
Serial |
Volume |
Pages |
| Matsuzawa, T. |
Use of numbers by a chimpanzee |
1985 |
Nature |
2793 |
315 |
57-59 |
| Beer, C.G. |
Varying Views of Animal and Human Cognition |
1998 |
Animal Cognition in Nature |
2915 |
|
435-456 |
| Moon, C.; Baldridge, M.T.; Wallace, M.A.; Burnham, C.-A.D.; Virgin, H.W.; Stappenbeck, T.S. |
Vertically transmitted faecal IgA levels determine extra-chromosomal phenotypic variation |
2015 |
Nature |
6005 |
521 |
90-93 |
| Parr, L.A.; de Waal, F.B. |
Visual kin recognition in chimpanzees |
1999 |
Nature |
195 |
399 |
647-648 |
| Buttiker, W. |
[Preliminary report on eye-frequenting butterflies in the Ivory Coast] |
1973 |
Revue Suisse de Zoologie; Annales de la Societe Zoologique Suisse et du Museum d'Histoire Naturelle de Geneve |
2716 |
80 |
1-43 |
