-
1
-
-
0016235113
-
Observational studies of behavior: sampling methods
-
Altmann J. 1974. Observational studies of behavior: sampling methods. Behaviour 49: 227-267.
-
(1974)
Behaviour
, vol.49
, pp. 227-267
-
-
Altmann, J.1
-
2
-
-
0030972594
-
Inhibition of social behaviour in chimpanzees under high-density conditions
-
Aureli F, de Waal FBM. 1997. Inhibition of social behaviour in chimpanzees under high-density conditions. Am J Primatol 41: 213-228.
-
(1997)
Am J Primatol
, vol.41
, pp. 213-228
-
-
Aureli, F.1
de Waal, F.B.M.2
-
3
-
-
0031492374
-
Behavioural indicators of anxiety: an empirical test in chimpanzees
-
Baker K, Aureli F. 1997. Behavioural indicators of anxiety: an empirical test in chimpanzees. Behaviour 134: 1031-1060.
-
(1997)
Behaviour
, vol.134
, pp. 1031-1060
-
-
Baker, K.1
Aureli, F.2
-
4
-
-
84863995599
-
Language-trained chimpanzees (Pan troglodytes) delay gratification by choosing token exchange over immediate reward consumption
-
Beran MJ, Evans TA. 2012. Language-trained chimpanzees (Pan troglodytes) delay gratification by choosing token exchange over immediate reward consumption. Am J Primatol 74: 864-870.
-
(2012)
Am J Primatol
, vol.74
, pp. 864-870
-
-
Beran, M.J.1
Evans, T.A.2
-
5
-
-
8544274764
-
Control over computer-assisted enrichment for socially housed chimpanzees
-
Bloomsmith MA, Ross SK, Baker KC. 2000. Control over computer-assisted enrichment for socially housed chimpanzees. Am J Primatol 51: 45.
-
(2000)
Am J Primatol
, vol.51
, pp. 45
-
-
Bloomsmith, M.A.1
Ross, S.K.2
Baker, K.C.3
-
6
-
-
84995143211
-
Objective evaluation of a behavioral enrichment device for captive chimpanzees (Pan troglodytes)
-
Bloomstrand M, Riddle K, Alford PL, Maple TL. 1986. Objective evaluation of a behavioral enrichment device for captive chimpanzees (Pan troglodytes). Zoo Biol 5: 293-300.
-
(1986)
Zoo Biol
, vol.5
, pp. 293-300
-
-
Bloomstrand, M.1
Riddle, K.2
Alford, P.L.3
Maple, T.L.4
-
7
-
-
0000337954
-
Animals, evolution, and ethics
-
Hoage RJ, editor, Washington, DC: Smithsonian Institution Press
-
Burghardt GM, Herzog HA, Jr. 1989. Animals, evolution, and ethics. In: Hoage RJ, editor. Perceptions of animals in American culture. Washington, DC: Smithsonian Institution Press. p 129-151.
-
(1989)
Perceptions of animals in American culture
, pp. 129-151
-
-
Burghardt, G.M.1
Herzog Jr, H.A.2
-
8
-
-
82555187070
-
Great ape cognition and captive care: can cognitive challenges enhance well-being
-
Clark FE. 2011. Great ape cognition and captive care: can cognitive challenges enhance well-being? Appl Anim Behav Sci 135: 1-12.
-
(2011)
Appl Anim Behav Sci
, vol.135
, pp. 1-12
-
-
Clark, F.E.1
-
10
-
-
84973587732
-
A coefficient of agreement for nominal scales
-
Cohen J. 1960. A coefficient of agreement for nominal scales. Educ Psychol Meas 20: 37-46.
-
(1960)
Educ Psychol Meas
, vol.20
, pp. 37-46
-
-
Cohen, J.1
-
11
-
-
42949096937
-
A brief note on the effects of novel enrichment on an unwanted behaviour of captive bonobos
-
Csatádi K, Leus K, Pereboom JJM. 2008. A brief note on the effects of novel enrichment on an unwanted behaviour of captive bonobos. Appl Anim Behav Sci 112: 201-204.
-
(2008)
Appl Anim Behav Sci
, vol.112
, pp. 201-204
-
-
Csatádi, K.1
Leus, K.2
Pereboom, J.J.M.3
-
12
-
-
0032254095
-
Behavior and behavioral needs
-
Duncan IJ. 1998. Behavior and behavioral needs. Poult Sci 77: 1766-1772.
-
(1998)
Poult Sci
, vol.77
, pp. 1766-1772
-
-
Duncan, I.J.1
-
13
-
-
0035698030
-
Dissociation of cortisol and behavioural indicators of stress in an orangutan (Pongo pygmaeus) during a computerized task
-
Elder CM, Menzel CR. 2001. Dissociation of cortisol and behavioural indicators of stress in an orangutan (Pongo pygmaeus) during a computerized task. Primates 42: 345-358.
-
(2001)
Primates
, vol.42
, pp. 345-358
-
-
Elder, C.M.1
Menzel, C.R.2
-
14
-
-
18844418171
-
A complex automatic feeding system for pigs aimed to induce successful behavioural coping by cognitive adaptation
-
Ernst K, Puppe B, Schon PC, Manteuffel G. 2005. A complex automatic feeding system for pigs aimed to induce successful behavioural coping by cognitive adaptation. Appl Anim Behav Sci 91: 205-281.
-
(2005)
Appl Anim Behav Sci
, vol.91
, pp. 205-281
-
-
Ernst, K.1
Puppe, B.2
Schon, P.C.3
Manteuffel, G.4
-
16
-
-
67349134192
-
Navigating two-dimensional mazes: chimpanzees (Pan troglodytes) and capuchins (Cebus apella sp.) profit from experience differently
-
Fragaszy DM, Kennedy E, Murnane A, et al. 2009. Navigating two-dimensional mazes: chimpanzees (Pan troglodytes) and capuchins (Cebus apella sp.) profit from experience differently. Anim Cogn 12: 491-504.
-
(2009)
Anim Cogn
, vol.12
, pp. 491-504
-
-
Fragaszy, D.M.1
Kennedy, E.2
Murnane, A.3
-
18
-
-
1242277712
-
Emotional reactions to learning in cattle
-
Hagen K, Broom DM. 2004. Emotional reactions to learning in cattle. Appl Anim Behav Sci 85: 203-213.
-
(2004)
Appl Anim Behav Sci
, vol.85
, pp. 203-213
-
-
Hagen, K.1
Broom, D.M.2
-
19
-
-
0009762657
-
Learning and satiation of response in intrinsically motivated complex puzzle performance by monkeys
-
Harlow HF. 1950. Learning and satiation of response in intrinsically motivated complex puzzle performance by monkeys. J Comp Physiol Psychol 43: 289-294.
-
(1950)
J Comp Physiol Psychol
, vol.43
, pp. 289-294
-
-
Harlow, H.F.1
-
20
-
-
84864002801
-
Cognitive research in zoo-housed chimpanzees: influence of personality and impact on welfare
-
Herrelko ES, Vick SJ, Buchanan-Smith HM. 2012. Cognitive research in zoo-housed chimpanzees: influence of personality and impact on welfare. Am J Primatol 74: 828-840.
-
(2012)
Am J Primatol
, vol.74
, pp. 828-840
-
-
Herrelko, E.S.1
Vick, S.J.2
Buchanan-Smith, H.M.3
-
21
-
-
1442354101
-
Role of mothers in the acquisition of tool-use behaviours by captive infant chimpanzees
-
Hirata S, Celli ML. 2003. Role of mothers in the acquisition of tool-use behaviours by captive infant chimpanzees. Anim Cogn 6: 235-244.
-
(2003)
Anim Cogn
, vol.6
, pp. 235-244
-
-
Hirata, S.1
Celli, M.L.2
-
22
-
-
0002323667
-
Naturalistic solutions to the behavioural problems of captive animals
-
Hutchins M, Hancocks D, Crockett C. 1984. Naturalistic solutions to the behavioural problems of captive animals. Der Zool Gart 54: 28-42.
-
(1984)
Der Zool Gart
, vol.54
, pp. 28-42
-
-
Hutchins, M.1
Hancocks, D.2
Crockett, C.3
-
23
-
-
0031172244
-
Free food or earned food? A review and fuzzy model of contrafreeloading
-
Inglis IR, Forkman B, Lazarus J. 1997. Free food or earned food? A review and fuzzy model of contrafreeloading. Anim Behav 53: 1171-1191.
-
(1997)
Anim Behav
, vol.53
, pp. 1171-1191
-
-
Inglis, I.R.1
Forkman, B.2
Lazarus, J.3
-
24
-
-
0027585620
-
Emotional behaviour during the learning of a contingency task in a chimpanzee
-
Itakura S. 1993. Emotional behaviour during the learning of a contingency task in a chimpanzee. Percept Mot Skills 76: 563-566.
-
(1993)
Percept Mot Skills
, vol.76
, pp. 563-566
-
-
Itakura, S.1
-
25
-
-
1442350867
-
Acquisition of navigation by chimpanzees (Pan troglodytes) in an automated fingermaze task
-
Iversen IH, Matsuzawa T. 2001. Acquisition of navigation by chimpanzees (Pan troglodytes) in an automated fingermaze task. Anim Cogn 4: 179-192.
-
(2001)
Anim Cogn
, vol.4
, pp. 179-192
-
-
Iversen, I.H.1
Matsuzawa, T.2
-
26
-
-
0142243410
-
Development of interception of moving targets by chimpanzees (Pan troglodytes) in an automated task
-
Iversen I, Matsuzawa T. 2003. Development of interception of moving targets by chimpanzees (Pan troglodytes) in an automated task. Anim Cogn 6: 169-183.
-
(2003)
Anim Cogn
, vol.6
, pp. 169-183
-
-
Iversen, I.1
Matsuzawa, T.2
-
27
-
-
0002652096
-
Perceptions of animals in America
-
Hoage RJ, editor, Washington, DC: Smithsonian Institution Press
-
Kellert SR. 1989. Perceptions of animals in America. In: Hoage RJ, editor. Perceptions of animals in American culture. Washington, DC: Smithsonian Institution Press. p 5-24.
-
(1989)
Perceptions of animals in American culture
, pp. 5-24
-
-
Kellert, S.R.1
-
28
-
-
69249213973
-
On the use of an automated learning device by group-housed dwarf goats: do goats seek cognitive challenges
-
Langbein J, Siebert K, Nürnberg G. 2009. On the use of an automated learning device by group-housed dwarf goats: do goats seek cognitive challenges? Appl Anim Behav Sci 120: 150-158.
-
(2009)
Appl Anim Behav Sci
, vol.120
, pp. 150-158
-
-
Langbein, J.1
Siebert, K.2
Nürnberg, G.3
-
29
-
-
0007533156
-
Positive reinforcement training as an enrichment strategy
-
Shepherdson DJ, Mellen JD, Hutchins M, editors, Washington, DC: Smithsonian Institution Press
-
Laule G, Desmond T. 1998. Positive reinforcement training as an enrichment strategy. In: Shepherdson DJ, Mellen JD, Hutchins M, editors. Second nature: environmental enrichment for captive animals. Washington, DC: Smithsonian Institution Press. p 302-313.
-
(1998)
Second nature: environmental enrichment for captive animals
, pp. 302-313
-
-
Laule, G.1
Desmond, T.2
-
30
-
-
0004054017
-
Scratching and cognitive stress: performance and reinforcement effects on hand use, scratch type, and afferent cutaneous pathways during computer cognitive testing by a chimpanzee (Pan troglodytes)
-
Leavens DA, Aureli F, Hopkins WD. 1997. Scratching and cognitive stress: performance and reinforcement effects on hand use, scratch type, and afferent cutaneous pathways during computer cognitive testing by a chimpanzee (Pan troglodytes). Am J Primatol 42: 126-127.
-
(1997)
Am J Primatol
, vol.42
, pp. 126-127
-
-
Leavens, D.A.1
Aureli, F.2
Hopkins, W.D.3
-
31
-
-
0034876182
-
Effects of cognitive challenge on self-directed behaviors by chimpanzees (Pan troglodytes)
-
Leavens DA, Aureli F, Hopkins WD, Hyatt CW. 2001. Effects of cognitive challenge on self-directed behaviors by chimpanzees (Pan troglodytes). Am J Primatol 55: 1-14.
-
(2001)
Am J Primatol
, vol.55
, pp. 1-14
-
-
Leavens, D.A.1
Aureli, F.2
Hopkins, W.D.3
Hyatt, C.W.4
-
32
-
-
28144444118
-
What is the role of the mother in the acquisition of tool-use skills in wild chimpanzees
-
Lonsdorf EV. 2006. What is the role of the mother in the acquisition of tool-use skills in wild chimpanzees? Anim Cogn 9: 36-46.
-
(2006)
Anim Cogn
, vol.9
, pp. 36-46
-
-
Lonsdorf, E.V.1
-
33
-
-
64549130406
-
An experimental, comparative investigation of tool use in chimpanzees and gorillas
-
Lonsdorf EV, Ross SR, Linick SA, Milstein MS, Melber TN. 2009. An experimental, comparative investigation of tool use in chimpanzees and gorillas. Anim Behav 77: 1119-1126.
-
(2009)
Anim Behav
, vol.77
, pp. 1119-1126
-
-
Lonsdorf, E.V.1
Ross, S.R.2
Linick, S.A.3
Milstein, M.S.4
Melber, T.N.5
-
34
-
-
0000920224
-
A modest proposal: displacement activities as indicators of emotions in primates
-
Maestripieri D, Schino G, Aureli F, Troisi A. 1992. A modest proposal: displacement activities as indicators of emotions in primates. Anim Behav 44: 967-979.
-
(1992)
Anim Behav
, vol.44
, pp. 967-979
-
-
Maestripieri, D.1
Schino, G.2
Aureli, F.3
Troisi, A.4
-
35
-
-
59849096651
-
From operant learning to cognitive enrichment in farm animal housing: bases and applicability
-
Manteuffel G, Langbein J, Puppe B. 2009. From operant learning to cognitive enrichment in farm animal housing: bases and applicability. Anim Welfare 18: 87-95.
-
(2009)
Anim Welfare
, vol.18
, pp. 87-95
-
-
Manteuffel, G.1
Langbein, J.2
Puppe, B.3
-
38
-
-
46549086367
-
Tubes, tables and traps: great apes solve two functionally equivalent trap tasks but show no evidence of transfer across tasks
-
Martin-Ordas G, Call J, Colmenares F. 2008. Tubes, tables and traps: great apes solve two functionally equivalent trap tasks but show no evidence of transfer across tasks. Anim Cogn 11: 423-430.
-
(2008)
Anim Cogn
, vol.11
, pp. 423-430
-
-
Martin-Ordas, G.1
Call, J.2
Colmenares, F.3
-
39
-
-
84865415256
-
Barriers and traps: great apes' performance in two functionally equivalent tasks
-
Martin-Ordas G, Jaek F, Call J. 2012. Barriers and traps: great apes' performance in two functionally equivalent tasks. Anim Cogn 15: 1007-1013.
-
(2012)
Anim Cogn
, vol.15
, pp. 1007-1013
-
-
Martin-Ordas, G.1
Jaek, F.2
Call, J.3
-
40
-
-
82555179781
-
The chimpanzee mind: bridging fieldwork and laboratory work
-
Lonsdorf EV, Ross SR, Matsuzawa T, editors, Chicago: The University of Chicago Press
-
Matsuzawa T. 2010. The chimpanzee mind: bridging fieldwork and laboratory work. In: Lonsdorf EV, Ross SR, Matsuzawa T, editors. The mind of the chimpanzee: ecological and experimental perspectives. Chicago: The University of Chicago Press. p 1-22.
-
(2010)
The mind of the chimpanzee: ecological and experimental perspectives
, pp. 1-22
-
-
Matsuzawa, T.1
-
41
-
-
33845639616
-
The challenge of challenge: can problem solving opportunities enhance animal welfare
-
Meehan CL, Mench JA. 2007. The challenge of challenge: can problem solving opportunities enhance animal welfare? Appl Anim Behav Sci 102: 246-261.
-
(2007)
Appl Anim Behav Sci
, vol.102
, pp. 246-261
-
-
Meehan, C.L.1
Mench, J.A.2
-
42
-
-
0011255656
-
Chimpanzees (Pan troglodytes): problem seeking versus the bird-in-hand, least-effort strategy
-
Menzel EW. 1991. Chimpanzees (Pan troglodytes): problem seeking versus the bird-in-hand, least-effort strategy. Primates 32: 497-508.
-
(1991)
Primates
, vol.32
, pp. 497-508
-
-
Menzel, E.W.1
-
43
-
-
78650553167
-
Cognitive enrichment in zoo and farm animals-implications for animal behaviour and welfare
-
Meyer S, Puppe B, Langbein J. 2011. Cognitive enrichment in zoo and farm animals-implications for animal behaviour and welfare. Berl Munch Tierarztl Wochenschr 123: 446-456.
-
(2011)
Berl Munch Tierarztl Wochenschr
, vol.123
, pp. 446-456
-
-
Meyer, S.1
Puppe, B.2
Langbein, J.3
-
44
-
-
33646723073
-
Apes save tools for future use
-
Mulcahy NJ, Call J. 2006. Apes save tools for future use. Science 312: 1038-1040.
-
(2006)
Science
, vol.312
, pp. 1038-1040
-
-
Mulcahy, N.J.1
Call, J.2
-
46
-
-
0001973790
-
Meeting a mammal's psychological needs: basic principles
-
Shepherdson DJ, Mellen JD, Hutchins M, editors, Washington: Smithsonian Institution Press
-
Poole TB. 1998. Meeting a mammal's psychological needs: basic principles. In: Shepherdson DJ, Mellen JD, Hutchins M, editors. Second nature: environmental enrichment for captive animals. Washington: Smithsonian Institution Press. p 8394.
-
(1998)
Second nature: environmental enrichment for captive animals
, pp. 8394
-
-
Poole, T.B.1
-
48
-
-
0347693554
-
The use of tokens as rewards and tools by chimpanzees (Pan troglodytes)
-
Sousa C, Matsuzawa T. 2001. The use of tokens as rewards and tools by chimpanzees (Pan troglodytes). Anim Cogn 4: 213-221.
-
(2001)
Anim Cogn
, vol.4
, pp. 213-221
-
-
Sousa, C.1
Matsuzawa, T.2
-
49
-
-
84860231684
-
Environmental challenge and animal agency
-
Appleby MC, Mench JA, Olsson IAS, Hughes BO, editors, 2nd edition. Wallingford: CAB International
-
Špinka M, Wemelsfelder F. 2011. Environmental challenge and animal agency. In: Appleby MC, Mench JA, Olsson IAS, Hughes BO, editors. Animal welfare. 2nd edition. Wallingford: CAB International. p 27-44.
-
(2011)
Animal welfare
, pp. 27-44
-
-
Špinka, M.1
Wemelsfelder, F.2
-
50
-
-
84879463795
-
-
SPSS, Inc, IBM Chicago.
-
SPSS, Inc. 2011. IBM Chicago.
-
(2011)
-
-
-
51
-
-
70349757687
-
Token transfer between mother and offspring chimpanzees (Pan troglodytes): mother-offspring interaction in a competitive situation
-
Tanaka M, Yamamoto S. 2009. Token transfer between mother and offspring chimpanzees (Pan troglodytes): mother-offspring interaction in a competitive situation. Anim Cogn 12: 19-26.
-
(2009)
Anim Cogn
, vol.12
, pp. 19-26
-
-
Tanaka, M.1
Yamamoto, S.2
-
52
-
-
8544275852
-
Computer-assisted enrichment for zoo-housed orangutans (Pongo pygmaeus)
-
Tarou LR, Kuhar CW, Adcock D, Bloomsmith MA, Maple TL. 2004. Computer-assisted enrichment for zoo-housed orangutans (Pongo pygmaeus). Anim Welfare 13: 445-453.
-
(2004)
Anim Welfare
, vol.13
, pp. 445-453
-
-
Tarou, L.R.1
Kuhar, C.W.2
Adcock, D.3
Bloomsmith, M.A.4
Maple, T.L.5
-
53
-
-
84865414559
-
Problem solving in great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, and Pongo abelii): the effect of visual feedback
-
Völter CJ, Call J. 2012. Problem solving in great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, and Pongo abelii): the effect of visual feedback. Anim Cogn 15: 923-936.
-
(2012)
Anim Cogn
, vol.15
, pp. 923-936
-
-
Völter, C.J.1
Call, J.2
-
54
-
-
0032783987
-
Can puzzle feeders be used as cognitive screening instruments? Differential performance of young and aged female monkeys on a puzzle feeder task
-
Watson SL, Shively CA, Voytko ML. 1999. Can puzzle feeders be used as cognitive screening instruments? Differential performance of young and aged female monkeys on a puzzle feeder task. Am J Primatol 49: 195-202.
-
(1999)
Am J Primatol
, vol.49
, pp. 195-202
-
-
Watson, S.L.1
Shively, C.A.2
Voytko, M.L.3
-
55
-
-
33749411161
-
Motivation reconsidered: the concept of competence
-
White RW. 1959. Motivation reconsidered: the concept of competence. Psychol Rev 66: 297-333.
-
(1959)
Psychol Rev
, vol.66
, pp. 297-333
-
-
White, R.W.1
-
57
-
-
77949388246
-
Emotional consequences when chimpanzees (Pan troglodytes) face challenges: individual differences in self-directed behaviours during cognitive tasks
-
Yamanashi Y, Matsuzawa T. 2010. Emotional consequences when chimpanzees (Pan troglodytes) face challenges: individual differences in self-directed behaviours during cognitive tasks. Anim Welfare 19: 25-30.
-
(2010)
Anim Welfare
, vol.19
, pp. 25-30
-
-
Yamanashi, Y.1
Matsuzawa, T.2
-
58
-
-
40449132202
-
Assessment of positive welfare: a review
-
Yeates JW, Main DCJ. 2008. Assessment of positive welfare: a review. Vet J 175: 293-300.
-
(2008)
Vet J
, vol.175
, pp. 293-300
-
-
Yeates, J.W.1
Main, D.C.J.2
|