Audience effects on food caching in grey squirrels (Sciurus carolinensis): Evidence for pilferage avoidance strategies

Animal Cognition

Volumn 10, Issue 1, 2007, Pages 23-27

  Leaver, Lisa A ^a   Hopewell, Lucy ^a   Caldwell, Christine ^b   Mallarky, Lesley ^a  

^a UNIVERSITY OF EXETER   (United Kingdom)

^b UNIVERSITY OF STIRLING   (United Kingdom)

Author keywords

Caching; Deception; Grey squirrels; Pilferage; Sciurus carolinensis

Indexed keywords

ANIMAL; ANIMAL BEHAVIOR; ARTICLE; BIRD; COMPETITIVE BEHAVIOR; DECISION MAKING; FEEDING BEHAVIOR; FEMALE; FOOD; MALE; MEMORY; PHYSIOLOGY; SCIURIDAE;

ANIMALS; BEHAVIOR, ANIMAL; BIRDS; COMPETITIVE BEHAVIOR; DECISION MAKING; FEEDING BEHAVIOR; FEMALE; FOOD; MALE; MEMORY; SCIURIDAE;

ANIMALIA; AVES; CORVIDA; MAMMALIA; SCIURIDAE; SCIURUS CAROLINENSIS;

EID: 33845303526     PISSN: 14359448     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10071-006-0026-7     Document Type: Article

References (26)

1. Bednekoff PA, Balda RP (1996a) Social caching and observational spatial memory in pinyon jays. Behaviour 133:807-826
2. Bednekoff PA, Balda RP (1996b) Observational spatial memory in dark's nutcrackers and Mexican jays. Anim Behav 52:833-839
3. Bugnyar T, Kotrschal K (2002) Observational learning and the raiding of food caches in ravens, Corvus corax: is it 'tactical' deception? Anim Behav 64:185-195
4. Burnell KL, Tomback DF (1985) Stellar's jays steal gray jay caches: field and laboratory observations. Auk 102:417-419
5. Clarkson K, Eden SF, Sutherland WJ, Houston AI (1986) Density dependence and magpie food hoarding. J Anim Ecol 55:111-121
6. Clayton NS, Griffiths DP, Emery NJ, Dickinson A (2001) Elements of episodic-like memory in animals. Philos Trans R Soc B 356:1483-1491
7. Dally JM, Emery NJ, Clayton NS (2004) Cache protection strategies by western scrub-jays (Aphelocoma californica): hiding food in the shade. Biol Lett 271:8387-8390
8. Dally JM, Emery NJ, Clayton NS (2005) Cache protection strategies by western scrub-jays Aphelocoma californica: implications for social cognition. Anim Behav 70:1251-1263
9. Daly M, Jacobs LF, Wilson MI, Behrends PR (1992) Scatter hoarding by kangaroo rats (Dipodomys merriami) and pilferage from their caches. Behav Ecol 3:102-111
10. Duncan RS, Wenny DG, Spritzer MD, Whelan CJ (2002) Does human scent bias seed removal studies? Ecology 83:2630-2636
11. Emery NJ, Clayton NS (2001) Effects of experience and social context on prospective caching strategies by scrub jays. Nature 414:443-446
12. Emery NJ, Clayton NS (2004) The mentality of crows: convergent evolution of intelligence in corvids and apes. Science 306:1903-1907
13. Emery NJ, Dally JM, Clayton NS (2004) Western scrub-jays (Aphelocoma californica) use cognitive strategies to protect their caches from thieving conspecifics. Anim Cogn 7:37-43
14. Heinrich B, Pepper JW (1998) Influence of competitors on caching behaviour in common ravens, Corvus corax. Anim Behav 56:1083-1090
15. Kaas JH, Guillery RW, Allman JM (1972) Some principles of organization in the dorsal lateral geniculate nucleus. Brain Behav Evol 6:253-299
16. Kraus B (1983) A test of the optimal-density model for seed scatterhoarding. Ecology 64:608-610
17. Lahti K, Rytkonen S (1996) Presence of conspecifics, time of day and age affect willow tit food hoarding. Anim Behav 52:631-636
18. Leaver L, Daly M (2001) Food caching and differential cache pilferage: a field study of co-existence of sympatric kangaroo rats and pocket mice. Oecologia 128:577-584
19. Lloyd HG (1983) Past and present distribution of red and grey squirrels. Mammal Rev 13:69-80
20. Macdonald IMV (1995) Investigating grey squirrel spatial memory - with respect to cache recovery mechanisms. Ph.D. thesis, University of Exeter
21. Smulders T (1998) A game theoretical model of the evolution of food hoarding: applications to the Paridae. Am Nat 151:356-366
22. Stapanian MA, Smith CC (1978) A model for seed scatterhoarding: coevolution of fox squirrels and black walnuts. Ecology 59:884-896
23. Stapanian MA, Smith CC (1984) Density-dependent survival of scatterhoarded nuts: an experimental approach. Ecology 65:1387-1396
24. Thompson DC, Thompson PS (1980) Food habits and caching behaviour of urban grey squirrels. Can J Zool 58:701-710
25. Vander Wall SB (1990) In: Food hoarding in animals. University of Chicago Press, Chicago
26. Vander Wall SB, Jenkins SH (2003) Reciprocal pilferage and the evolution of food-hoarding behavior. Behav Ecol 14:656-667