Do sex and habitat differences in antipredator behavior of Western Sandpipers Calidris mauri reflect cumulative or compensatory processes?

Altmann J (1974) Observational study of behavior: sampling methods. Behaviour 49:227–264

Barbosa A (1995) Foraging strategies and their influence on scanning and flocking behaviour of waders. J Avian Biol 26:182–186

Barbosa A (1997) The effects of predation risk on scanning and flocking behavior in dunlin. J Field Ornithol 68:607–612

Beauchamp G, Ruxton GD (2008) Disentangling risk dilution and collective detection in the antipredator vigilance of semipalmated sandpipers in flocks. Anim Behav 75:1837–1842

Bijlsma RG (1990) Predation by large falcons on wintering waders on the Banc d’Arguin, Mauritania. Ardea 78:75–82

Burns JG, Ydenberg RC (2002) The effects of wing loading and gender on the escape flights of least sandpipers (Calidris minutilla) and western sandpipers (Calidris mauri). Behav Ecol Sociobiol 52:128–136

Cartar RV (1984) A morphometric comparison of western and semipalmated sandpipers. Wilson Bull 96:277–286

Childress MJ, Lung MA (2003) Predation risk, gender and the group size effect: does elk vigilance depend upon the behaviour of conspecifics? Anim Behav 66:389–398

Clark CW (1994) Antipredator behavior and the asset-protection principle. Behav Ecol 5:159–170

Cresswell W (1994a) Age-dependent choice of redshank (Tringa totanus) feeding location: profitability or risk? J Anim Ecol 63:589–600

Cresswell W (1994b) Flocking is an effective anti-predation strategy in redshank, Tringa totanus. Anim Behav 47:433–442

Cresswell W (1996) Surprise as a winter hunting strategy in sparrowhawks Accipiter nisus, peregrine falcon Falco peregrinus and merlins F. columbarius. Ibis 138:684–692

Cresswell W (2008) Non-lethal effects of predation in birds. Ibis 150:3–17

Cresswell W, Whitfield DP (1994) The effects of raptor predation on wintering wader populations at the Tyninghame estuary, southeast Scotland. Ibis 136:223–232

Cresswell W, Quinn JL, Whittingham MJ, Butler S (2003) Good foragers can also be good at detecting predators. Proc R Soc Lond B 207:1069–1076

Dekker D, Ydenberg RC (2004) Raptor predation on wintering dunlins in relation to the tidal cycle. Condor 106:415–419

Fernández G, Lank DB (2006) Sex, age, and body size distributions of western sandpipers during the nonbreeding season with respect to local habitat. Condor 108:547–557

Fernández G, Lank DB (2007) Variation in the wing morphology of western sandpipers (Calidris mauri) in relation to sex, age and annual cycle. Auk 124:1037–1046

Fernández G, Lank DB (2008) Foraging behaviour of non-breeding western sandpipers (Calidris mauri) as a function of sex, habitat and flocking. Ibis 150:518–526

Fretwell SD, Lucas HL (1970) On territorial behaviour and other factors influencing habitat distribution in birds. I. Theoretical development. Acta Biotheor 19:16–36

Goss-Custard JD (1980) Competition for food and interference among waders. Ardea 68:31–52

Guillemain M, Duncan P, Fritz H (2001) Switching to a feeding method that obstructs vision increases head-up vigilance in dabbling ducks. J Avian Biol 32:345–350

Hilton GM, Ruxton GD, Cresswell W (1999) Choice of foraging areas with respect to predation risk in redshank: the effects of weather and predator activity. Oikos 87:295–302

SAS Institute (2001) SAS/SAT user’s guide, version 8.2. SAS Institute, Cary, NC

Kus BE, Ashman P, Page GW, Stenzel LE (1984) Age related mortality in a wintering population of dunlin. Auk 101:69–73

Lank DB, Ydenberg RC (2003) Death and danger at migratory stopovers: problems with “predation risk”. J Avian Biol 34:225–228

Lima SL (1998) Stress and decision making under the risk of predation: recent developments from behavioural, reproductive and ecological perspectives. Adv Study Behav 27:215–290

Lima SL, Dill LM (1990) Behavioural decisions made under the risk of predation: a review and prospectus. Can J Zool 68:619–640

Lind J, Cresswell W (2006) Anti-predation behaviour during bird migration: the benefit of studying multiple behavioural dimensions. J Ornithol 147:310–316

Lind J, Fransson T, Jacobsson S, Kullberg C (1999) Reduced take-off ability in robins due to migratory fuel load. Behav Ecol Sociobiol 46:65–70

Littell RC, Freund RJ, Spector PC (1991) SAS system for linear models, 3rd edn. SAS Institute, Cary, NC

Magurran AE, Nowak MA (1991) Another battle of the sexes: the consequences of sexual asymmetry in mating costs and predation risk in the guppy, Poecilia reticulata. Proc R Soc Lond B 246:31–38

Mathot KJ, Elner RW (2004) Evidence for sexual partitioning of foraging mode in western sandpipers (Calidris mauri) during migration. Can J Zool 82:1035–1042

McGowan A, Cresswell W, Ruxton GD (2002) The effects of daily weather variation on foraging and responsiveness to disturbance in overwintering red knot Calidris canutus. Ardea 90:229–237

Myers JP (1984) Spacing behaviour of nonbreeding shorebirds. In: Burger J, Olla BL (eds) Shorebirds: migrating and foraging behaviour. Plenum, New York, pp 271–321

Nebel S, Ydenberg RC (2005) Differential predator escape performance contributes to a latitudinal sex ratio cline in a migratory shorebird. Behav Ecol Sociobiol 59:44–50

Nebel S, Lank DB, O’Hara PD, Fernández G, Haase B, Delgado F, Estela FA, Evans Ogden LJ, Harrington B, Kus BE, Lyons J, Ortego B, Takekawa JY, Warnock N, Warnock SE (2002) Western sandpiper (Calidris mauri) during the nonbreeding season: spatial segregation on a hemispheric scale. Auk 119:922–928

Nebel S, Cloutier A, Thompson GJ (2004) Molecular sexing of prey remains permits a test of sex-biased predation in a wintering population of western sandpipers. Proc R Soc Lond B 271(Suppl 5):S321–S323

Page GW, Fearis B (1971) Sexing western sandpipers by bill length. Bird-Banding 42:297–298

Page GW, Whitacre DF (1975) Raptor predation on wintering shorebirds. Condor 77:73–83

Piersma T, Baker AJ (2000) Life history characteristics and the conservation of migratory shorebirds. In: Gosling LM, Sutherland WJ (eds) Behaviour and conservation. Cambridge University Press, Cambridge, pp 105–124

Piersma T, Koolhaas A, Jukema J (2003) Seasonal body mass changes in Eurasian golden plovers staging in the Netherlands: decline in late autumn mass peak correlates with increase in raptor numbers. Ibis 145:565–571

Pomeroy AC (2006) Tradeoffs between food abundance and predation danger in spatial usage of a stopover site by western sandpipers, Calidris mauri. Oikos 112:629–637

Pomeroy AC, Butler RW, Ydenberg RC (2006) Experimental evidence that migrants adjust usage at a stopover site to trade off food and danger. Behav Ecol 17:1041–1045

Quinn JL, Cresswell W (2004) Predator hunting behaviour and prey vulnerability. J Anim Ecol 73:143–154

Sansom A, Cresswell W, Minderman J, Lind J (2008) Vigilance benefits and competition costs in groups: do individual redshanks gain overall foraging benefit? Anim Behav 75:1869–1875

Sillett TS, Holmes RT (2002) Variation in survivorship of a migratory songbird throughout its annual cycle. J Anim Ecol 71:296–308

Swaddle JP, Lockwood R (1998) Morphological adaptations to predation risk in passerines. J Avian Biol 29:172–176

Taylor CM, Lank DB, Pomeroy AC, Ydenberg RC (2007) Relationship between stopover site choice of migrating sandpipers, their population status, and environmental stressors. Isr J Ecol Evol 53:245–261

Whitfield DP (1988) Sparrowhawks Accipiter nisus affect the spacing behaviour of wintering turnstone Arenaria interpres and redshanks Tringa totanus. Ibis 130:284–287

Whitfield DP (2003a) Predation by Eurasian sparrowhawks produces density-dependent mortality of wintering redshanks. J Anim Ecol 72:27–35

Whitfield DP (2003b) Redshank Tringa totanus flocking behaviour, distance from cover and vulnerability to sparrowhawk Accipiter nisus predation. J Avian Biol 34:163–169

Yasué M, Quinn JL, Cresswell W (2003) Multiple effects of weather on the starvation and predation risk trade-off in choice of feeding locations in redshanks. Funct Ecol 17:727–736

Ydenberg RC, Dekker D, Kaiser G, Shepherd PCF, Evans Ogden LJ, Rickards K, Lank DB (2009) Winter body mass and over-ocean flocking as components of danger management by Pacific dunlins. BMC Biol (in press)

Ydenberg RC, Butler RW, Lank DB, Guglielmo CG, Lemon M, Wolf N (2002) Trade-offs, condition dependence and stopover site selection by migrating sandpipers. J Avian Biol 33:47–55

Ydenberg RC, Butler RW, Lank DB, Smith BD, Ireland J (2004) Western sandpipers have altered migration tactics as peregrine falcon populations have recovered. Proc R Soc Lond B 271:1263–1269