| Author |
Title  |
Year |
Publication |
Serial |
Volume |
Pages |
| Madigan, J.E.; Bell, S.A. |
Owner survey of headshaking in horses |
2001 |
Journal of the American Veterinary Medical Association |
1916 |
219 |
334-337 |
| Galdikas, B.M. |
Orangutan tool use |
1989 |
Science (New York, N.Y.) |
2847 |
243 |
152 |
| Crook, J.H. |
On attributing consciousness to animals |
1983 |
Nature |
2795 |
303 |
11-14 |
| Lane, J.G.; Mair, T.S. |
Observations on headshaking in the horse |
1987 |
Equine Veterinary Journal |
1953 |
19 |
331-336 |
| Lindsay, F.E.; Burton, F.L. |
Observational study of “urine testing” in the horse and donkey stallion |
1983 |
Equine Veterinary Journal |
1955 |
15 |
330-336 |
| Dawson, B.V.; Foss, B.M. |
Observational learning in budgerigars |
1965 |
Animal Behaviour |
2991 |
13 |
470-474 |
| Morell, V. |
Nicola Clayton profile. Nicky and the jays |
2007 |
Science (New York, N.Y.) |
2833 |
315 |
1074-1075 |
| Griffin, D.R.; Speck, G.B. |
New evidence of animal consciousness |
2004 |
Animal Cognition |
2549 |
7 |
5-18 |
| Barton, R.A. |
Neocortex size and behavioural ecology in primates |
1996 |
Proceedings of the Royal Society B |
4783 |
263 |
173-177 |
| de Waal, F.B.; Johanowicz, D.L. |
Modification of reconciliation behavior through social experience: an experiment with two macaque species |
1993 |
Child development |
209 |
64 |
897-908 |
