Agrillo C, Piffer L, Bisazza A, Butterworth B (2012) Evidence for two numerical systems that are similar in humans and guppies. PLoS One 7(2):e31923

Agrillo C, Petrazzini MEM, Dadda M (2013) Illusionary patterns are fishy for fish, too. Front Neural Circuits 7:137

Amoser S, Ladich F (2005) Are hearing sensitivities of freshwater fish adapted to the ambient noise in their habitats? J Exp Biol 208:3533–3542

Antell SE, Keating DP (1983) Perception of numerical invariance in neonates. Child Dev 54:695–701

Appleby MC, Sandøe P (2002) Philosophical debate on the nature of well-being: implications for animal welfare. Anim Welf 11:283–294

Arnold KE (2000) Kin recognition in rainbowfish (Melanotaenia eachamensis): sex, sibs and shoaling. Behav Ecol Sociobiol 48:385–391

Aronson LR (1956) Further studies on orientation and jumping behavior in the goby fish, Bathygobius soporator. Anat Rec 125:606

Ashley PJ, Ringrose S, Edwards KL, Wallington E, McCrohan CR, Sneddon LU (2009) Effect of noxious stimulation upon antipredator responses and dominance status in rainbow trout. Anim Behav 77:403–410

Balda RP, Kamil AC (1992) Long-term spatial memory in clark’s nutcracker, Nucifraga columbiana. Anim Behav 44:761–769

Barton RA, Venditti C (2013) Human frontal lobes are not relatively large. Proc Natl Acad Sci 110:9001–9006

Bekoff M (2006) Animal passions and beastly virtues: reflections on redecorating nature. Temple University Press, Philadelphia

Bekoff M, Sherman PW (2004) Reflections on animal selves. Trends Ecol Evol 19:176–180

Beukemaj JJ (1970) Acquired hook-avoidance in the pike Esox lucius L. fished with artificial and natural baits. J Fish Biol 2:155–160

Bhat A, Magurran AE (2006) Benefits of familiarity persist after prolonged isolation in guppies. J Fish Biol 68:759–766

Bibost A-L, Brown C (2013) Laterality enhances schooling position in rainbowfish, Melaotaenia spp. PLoS One 8(11):e80907

Biebach H, Gordijn M, Krebs JR (1989) Time-and-place learning by garden warblers, Sylvia borin. Anim Behav 37:353–360

Bisazza A, Brown C (2011) Lateralization of cognitive functions in fish. In: Brown C, Krause J, Laland KN (eds) Fish cognition and behavior. Wiley, Oxford, pp 298–324

Bisazza A, Cantalupo C, Capocchiano M, Vallortigara G (2000) Population lateralisation and social behaviour: a study with 16 species of fish. Laterality 5:269–284

Bitterman ME (1965) The evolution of intelligence. Sci Am 212:92–100

Bitterman ME (1975) The comparative analysis of learning. Science 188:699–709

Block N (1991) Evidence against epiphenomenonalism. Behav Brain Sci 14:670–672

Bonanni R, Natoli E, Cafazzo S, Valsecchi P (2011) Free-ranging dogs assess the quantity of opponents in intergroup conflicts. Anim Cogn 14:103–115

Bouton ME, Peck CA (1989) Context effects of conditioning, extinction, and reinstatement in an appetitive conditioning preparation. Anim Learn Behav 17:188–198

Braithwaite VAB, Huntingford FA (2004) Fish and welfare: do fish have the capacity for pain perception and suffering? Anim Welf 13:s87–s92

Broglio C, Gómez A, Durán E, Salas C, Rodríguez F (2011) Brain and cognition in teleost fish. In: Brown C, Krause J, Laland K (eds) Fish cognition and behavior. Wiley, Oxford, pp 325–358

Broom DM (2001) Evolution of pain. R Soc Med Int Congr Symp Ser 246:17–25

Brown C (2001) Familiarity with the test environment improves escape responses in the crimson spotted rainbowfish, Melanotaenia duboulayi. Anim Cogn 4:109–113

Brown C (2005) Cerebral lateralisation; social constraints and coordinated antipredator responses. Behav Brain Sci 28:591–592

Brown C (2012) Tool use in fishes. Fish Fish 13:105–115

Brown C, Bibost A-L (2014a) Laterality is linked to personality in the black-lined rainbowfish, Melanotaenia nigrans. Behav Ecol Sociobiol 68:999–1005

Brown C, Bibost L-A (2014b) Laterality influences cognitive performance in rainbowfish Melanotaenia duboulayi. Anim Cogn. doi:10.1007/s10071-014-0734-3

Brown C, Laland K (2002a) Social enhancement and social inhibition of foraging behaviour in hatchery-reared Atlantic salmon. J Fish Biol 61:987–998

Brown C, Laland KN (2002b) Social learning of a novel avoidance task in the guppy: conformity and social release. Anim Behav 64:41–47

Brown C, Laland K (2011) Social learning in fishes. In: Brown C, Krause J, Laland K (eds) Fish cognition and behavior. Wiley, Oxford, pp 240–257

Brown C, Warburton K (1999) Social mechanisms enhance escape responses in shoals of rainbowfish, Melanotaenia duboulayi. Environ Biol Fish 56:455–459

Brown C, Gardner C, Braithwaite VA (2004) Population variation in lateralised eye use in the poeciliid Brachyraphis episcopi. Proc R Soc Lond B 271:S455–S457

Brown C, Laland K, Krause J (2011a) Fish cognition and behavior. In: Brown C, Krause J, Laland K (eds) Fish cognition and behaviour. Wiley, Oxford, pp 1–9

Brown GE, Ferrari MCO, Chivers DP (2011b) Learning about danger: chemical alarm cues and threat-sensitive assessment of predation risk by fishes. In: Brown C, Krause J, Laland K (eds) Fish cognition and behavior. Wiley, Oxford, pp 59–80

Bshary R (2011) Machiavellian intelligence in fishes. In: Brown C, Krause J, Laland K (eds) Fish cognition and behavior. Wiley, Cambridge, pp 277–297

Bshary R, Wurth M (2001) Cleaner fish Labroides dimidiatus manipulate client reef fish by providing tactile stimulation. Proc R Soc Lond B 268:1495–1501

Bshary R, Wickler W, Fricke H (2002) Fish cognition: a primate’s eye view. Anim Cogn 5:1–13

Bshary R, Hohner A, Ait-el-Djoudi K, Fricke H (2006) Interspecific communicative and coordinated hunting between groupers and giant moray eels in the Red Sea. PLoS Biol 4:e431

Bshary R, Gingins S, Vail AL (2014) Social cognition in fish. Trends Cogn Sci. doi:10.1016/j.tics.2014.04.005

Byrne R, Whiten A (1989) Machiavellian intelligence II: Extensions and evaluations. Cambridge University Press

Carpenter A (1887) Monkeys opening oysters. Nature 36:53

Chandroo KP, Yue S, Moccia RD (2004) An evaluation of current perspectives on consciousness and pain in fishes. Fish Fish 5:281–295

Cheng K, Newcombe NS (2005) Is there a geometric module for spatial orientation? Squaring theory and evidence. Psychon Bull Rev 12:1–23

Chivers DP, Brown GE, Smith RJF (1995) Familiarity and shoal cohesion in fathead minnows (Pimephales promelas)—implications for antipredator behavior. Can J Zool 73:955–960

Collett TS, Graham P (2004) Animal navigation: path integration, visual landmarks and cognitive maps. Curr Biol 14:R475–R477

Coussi-Korbel S (1994) Learning to outwit a competitor in mangabeys (Cercocebus torquatus torquatus). J Comp Psychol 108:164–171

Damasio A (1999) The feeling of what happens. Heinemann, London

Dawkins MS (1998) Evolution and animal welfare. Q Rev Biol 73:305–328

Dawkins MS (2001) Who needs consciousness? Anim Welf 10(Suppl 1):19–29

Demski LS (2013) The pallium and mind/behavior relationships in Teleost fishes. Brain Behav Evol 82:31–44

Deutschlander ME, Greaves DK, Haimberger T, Hawryshyn CW (2001) Functional mapping of UV photosensitivity during metamorphic transitions in a salmonid fish, Oncorhynchus mykiss. J Exp Biol 204:2401–2413

Dill LM (1977) Refraction and the spitting behavior of the archerfish (Toxotes chatareus). Behav Ecol Sociobiol 2:169–184

Dittman A, Quinn T (1996) Homing in Pacific salmon: mechanisms and ecological basis. J Exp Biol 199:83–91

Douglas R, Hawryshyn C (1990) Behavioural studies of fish vision: an analysis of visual capabilities. In: Douglas R, Djamgoz M (eds) The visual system of fish. Springer, Netherlands, pp 373–418

Dugatkin LA, Godin J-GJ (1992) Reversal of female mate choice by copying in the guppy Poecilia reticulata. Proc R Soc Lond B 249:179–184

Duncan IJH, Petherick JC (1991) The implications of cognitive processes for animal welfare. J Anim Sci 69:5017–5022

Fagan JF, Singer LT (1983) Infant recognition memory as a measure of intelligence. Adv Infancy Res 2:31–78

Fernö A, Huse G, Jakobsen PJ, Kristiansen TS (2011) The role of fish learning skills in fisheries and aquaculture. In: Brown C, Krause J, Laland KN (eds) Fish cognition and behaviour. Blackwell, Oxford, pp 278–310

Fisher J, Hinde RA (1949) The opening of milk bottles by birds. Br Birds 42:347–358

Fricke H (1974) Öko-Ethologie des monogamen Anemonenfisches Amphiprion bicinctus. Z Tierpsychol 36:429–512

Frommen JG, Luz C, Bakker TCM (2007) Kin discrimination in sticklebacks is mediated by social learning rather than innate recognition. Ethology 113:276–282

Frostman P, Sherman PT (2004) Behavioral response to familiar and unfamiliar neighbors in a territorial cichlid, Neolamprologus pulcher. Ichthyol Res 51:283–285

Fuss T, Belackmann H, Schleussel V (2014) The brain creates illusions not just for us: sharks (Chiloscyllium griseum) can “see the magic” as well. Front Neural Circuits 8:24

Gallup GG (1970) Chimpanzees: self recognition. Science 167:86–87

Gerlach G, Hodgins-Davis A, Avolio C, Schunter C (2008) Kin recognition in zebrafish: a 24-hour window for olfactory imprinting. Proc R Soc Lond B 275:2165–2170

Gomahr A, Palzenberger M, Kotrschal K (1992) Density and distribution of external taste buds in cyprinids. Environ Biol Fish 33:125–134

Gómez-Laplaza L, Gerlai R (2011a) Can angelfish (Pterophyllum scalare) count? Discrimination between different shoal sizes follows Weber’s law. Anim Cogn 14:1–9

Gómez-Laplaza L, Gerlai R (2011b) Spontaneous discrimination of small quantities: shoaling preferences in angelfish (Pterophyllum scalare). Anim Cogn 14:565–574

Gomez-Laplaza LM, Morgan E (2005) Time-place learning in the cichlid angelfish, Pterophyllum scalare. Behav Process 70:177–181

Griffiths SW, Magurran AE (1997) Familiarity in schooling fish; how long does it take to acquire. Anim Behav 53:945–949

Grutter AS, Rumney JG, Sinclair-Taylor T, Waldie P, Franklin CE (2011) Fish mucous cocoons: the ‘mosquito nets’ of the sea. Biol Lett 7:292–294

Hansell M, Ruxton GD (2008) Setting tool use within the context of animal construction behaviour. Trends Ecol Evol 23:73–78

Hara TJ (1994) Olfaction and gustation in fish: an overview. Acta Physiol Scand 152:207–217

Hawkins A, Amorim MC (2000) Spawning sounds of the male haddock, Melanogrammus aeglefinus. Environ Biol Fish 59:29–41

Helfman GS, Schultz ET (1984) Social transmission of behavioural traditions in a coral reef fish. Anim Behav 32:379–384

Hermer L, Spelke ES (1994) A geometric process for spatial reorientation in young children. Nature 370:57–59

Heyes CM (1993) Imitation, culture and cognition. Anim Behav 46:999–1010

Heyes CM (1994) Social learning in animals: categories and mechanisms. Biol Rev 69:207–231

Hogue ME, Beaugrand JP, Laguë PC (1996) Coherent use of information by hens observing their former dominant defeating or being defeated by a stranger. Behav Process 38:241–252

Hunt GR (1996) Manufacture and use of hook-tools by New Caledonian crows. Nature 379:249–251

Huntingford FA, Adams C, Braithwaite VA, Kadri S, Pottinger TG, Sandøe P, Turnbull JF (2006) Current issues in fish welfare. J Fish Biol 68:332–372

Irving E, Brown C (2013) Examining the link between personality and laterality in a feral guppy Poecilia reticulata population. J Fish Biol 83:311–325

Iwama GK (2007) The welfare of fish. Dis Aquat Org 75:155–158

Johnston CE, Johnson DL (2000) Sound production in Pimephales notatus (Rafinesque) (Cyprinidae). Copeia 2000:567–571

Jones AM, Brown C, Gardner S (2011) Tool use in the tuskfish Choerodon schoenleinii? Coral Reefs 30:865

Kamermans M, Hawryshyn CW (2011) Teleost polarisation vision: how it might work and what it might be good for. Philos Trans R Soc Lond B 366:742–756

Kandel ER, Schwartz JH, Jessell TM (2000) Principles of neural science. McGraw-Hill, New York

Kelley JL, Brown C (2011) Predation risk and decision making in poeciliid prey. In: Evans JP, Pilastro A, Schlupp I (eds) Ecology and evolution of poeciliid fishes. University of Chicago Press, pp 174–184

Kelley JL, Magurran AE (2003) Learned predator recognition and anti-predator responses in fishes. Fish Fish 4:216–226

Kirkwood KK, Hubrecht R (2001) Animal consciousness, cognition and welfare. Anim Welf 10(Supplement 1):5–17

Kitchen DM (2004) Alpha male black howler monkey responses to loud calls: effect of numeric odds, male companion behaviour and reproductive investment. Anim Behav 67:125–139

Klausewitz W (1960) Ein bemerkenswerter Zähmungsversuch an freilebenden Fischen. Natur Volk 90:91–96

Kydd E, Brown C (2009) Loss of shoaling preference for familiar individuals in captive-reared crimson spotted rainbowfish Melanotaenia duboulayi. J Fish Biol 74:2187–2195

Lachlan RF, Crooks L, Laland KN (1998) Who follows whom? Shoaling preferences and social learning of foraging information in guppies. Anim Behav 56:181–190

Laland K, Williams K (1997) Shoaling generates social learning of foraging information in guppies. Anim Behav 53:1161–1169

Lefebvre L, Nicolakakis N, Boire D (2002) Tools and brains in birds. Behavior 139:939–973

Lund V, Mejdell CM, Rocklingsberg H, Anthony R, Hastein T (2007) Expanding the moral circle: farmed fish as objects of moral concern. Dis Aquat Org 75:109–118

Macphail EM (1998) The evolution of consciousness. Oxford University Press, Oxford

Magurran AE, Seghers BH, Shaw PW, Carvalho GR (1994) Schooling preferences for familiar fish in the guppy, Poecilia reticulata. J Fish Biol 45:401–406

McComb K, Packer C, Pusey A (1994) Roaring and numerical assessment in contests between groups of female lions, Panthera leo. Anim Behav 47:379–387

Mcphail EM (1982) Brian and intelligence in vertebrates. Oxford University Press, Oxford

Means LW, Ginn SR, Arolfo MP, Pence JD (2000) Breakfast in the nook and dinner in the dining room: time-of-day discrimination in rats. Behav Process 49:21–33

Miklósi Á, Topál J, Csányi V (2004) Comparative social cognition: what can dogs teach us? Anim Behav 67:995–1004

Milinski M (1990) On cooperation in sticklebacks. Anim Behav 40:1190–1191

Milinski M (2003) The function of mate choice in sticklebacks: optimizing MHC genetics. J Fish Biol 63:1–16

Mouritsen H, Ritz T (2005) Magnetoreception and its use in bird navigation. Curr Opin Neurobiol 15:406–414

Nelson A, Alemadi S, Wisenden B (2013) Learned recognition of novel predator odour by convict cichlid embryos. Behav Ecol Sociobiol 67:1269–1273

Neumeyer C (1982) Wavelength discrimination in the goldfish. J Comp Phys A 171:639–649

Nicol CJ (1996) Farm animal cognition. Anim Sci 62:375–391

Nieder A, Dehaene S (2009) Representation of number in the brain. Ann Rev Neurosci 32:185–208

Odling-Smee L, Braithwaite VA (2003) The role of learning in fish orientation. Fish Fish 4:235–246

Oliveira RF, McGregor PK, Latruffe C (1998) Know thine enemy: fighting fish gather information from observing conspecific interactions. Proc R Soc Lond B 265:1045–1049

Östlund-Nilsson S, Holmlund M (2003) The artistic three-spined stickleback (Gasterosteous aculeatus). Behav Ecol Sociobiol 53:214–220

Oulton LJ, Haviland V, Brown C (2013) Predator recognition in rainbowfish, Melanotaenia duboulayi, embryos. PLoS One 8(10):e76061

Panksepp J (2005) Affective consciousness: core emotional feelings in animals and humans. Conscious Cogn 14:30–80

Parker ST, Mitchell RW, Boccia ML (1994) Self-awareness in animals and humans: developmental perspectives. Cambridge University Press, New York

Pavlov IP (1927) Conditioned reflexes. Oxford University Press, Oxford

Popper AN, Lu Z (2000) Structure–function relationships in fish otolith organs. Fish Res 46:15–25

Proops L, McComb K (2012) Cross-modal individual recognition in domestic horses (Equus caballus) extends to familiar humans. Proc R Soc Lond B 279:3131–3138

Reader S (2003) Innovation and social learning: individual variation and brain evolution. Anim Biol 53:147–158

Reader SM, Laland KN (2002) Social intelligence, innovation and enhanced brain size in primates. Proc Natl Acad Sci 99:4436–4441

Reebs S (1996) Time–place learning in golden shiners (Pisces: Cyprinidae). Behav Process 36:253–262

Reebs S (1999) Time-place learning based on food but not on predation risk in a fish, the inanga (Galaxias maculatus). Ethology 105:361–371

Reilly SC, Quinn JP, Cossins AR, Sneddon LU (2008) Behavioural analysis of a nociceptive event in fish: comparisons between three species demonstrate specific responses. Appl Anim Behav Sci 114:248–259

Reiss D, Marino L (2001) Mirror self-recognition in the bottlenose dolphin: a case of cognitive convergence. Proc Natl Acad Sci 98:5937–5942

Rink E, Wullimann MF (2004) Connections of the ventral telencephalon (subpallium) in the zebrafish (Danio rerio). Brain Res 1011:206–220

Rogers LJ (2002) Lateralization in vertebrates: its early evolution, general pattern, and development. Adv Study Behav 31:107–161

Rollin BE (1989) The unheeded cry: animal consciousness animal pain and science. Oxford University Press, Oxford, UK

Romanes GJ (1882) Animal intelligence. Appleton and Co., New York

Rose JD (2002) The neurobehavioral nature of fishes and the question of awareness and pain. Rev Fish Sci 10:1–38

Rose JD, Arlinghaus R, Cooke SJ, Diggles BK, Sawynok W, Stevens ED, Wynne CDL (2014) Can fish really feel pain? Fish Fish 15:97–133

Rosenthal G (1999) Using video playback to study sexual communication. Environ Biol Fish 56:307–316

Rosenthal GG, Evans CS (1998) Female preference for swords in Xiphophorus helleri reflects a bias for large apparent size. Proc Natl Acad Sci 95:4431–4436

Roth G, Dicke U (2005) Evolution of the brain and intelligence. Trends Cogn Sci 9:250–257

Rugani R, Fontanari L, Simoni E, Regolin L, Vallortigara G (2009) Arithmetic in newborn chicks. Proc R Soc Lond B 276:2451–2460

Sacchetti B, Scelfo B, Strata P (2009) Cerebellum and emotional behaviour. Neuroscience 162:756–762

Seed A, Byrne R (2010) Animal tool-use. Curr Biol 20:R1032–R1039

Shettleworth, SJ (2010) Cognition, evolution, and behaviour, 2nd edn. Kindle Edition. Oxford University Press, Oxford

Siebeck UE, Parker AN, Prenger D, Mathger LM, Wallis G (2010) Covert face recognition in a species of reef fish. Curr Biol 20:407–410

Silk JB (1999) Male bonnet macaques use information about third-party rank relationships to recruit allies. Anim Behav 58:45–51

Simpson SD, Meekan MG, McCauley RD, Jeffs A (2004) Attraction of settlement-stage coral reed fishes to reef noise. Mar Ecol Prog Ser 276:263–268

Skinner BF (1938) The behavior of organisms: an experimental analysis. Appleton-Century-Crofts, New York

Sneddon LU (2003) The evidence for pain in fish: the use of morphine as an analgesic. Appl Anim Behav Sci 83:153–162

Sneddon LU (2011) Pain perception in fish: evidence and implications for the use of fish. J Conscious Stud 18:209–229

Sneddon LU (2013) Cognition and welfare. In: Brown C, Krause J, Laland K (eds) Fish cognition and behaviour. Wiley, Cambridge, pp 405–434

Sneddon LU, Braithwaite VA, Gentle MJ (2003) Novel object test: examining nociception and fear in the rainbow trout. J Pain 4:431–440

Solomon RL, Wynne LC (1954) Traumatic avoidance learning: the principles of anxiety conservation and partial irreversibility. Psychol Rev 61:353–385

Sovrano VA (2004) Visual lateralization in response to familiar and unfamiliar stimuli in fish. Behav Brain Res 152:385–391

Sovrano VA, Bisazza A (2008) Recognition of partly occluded objects by fish. Anim Cogn 11:161–166

Sovrano VA, Bisazza A (2009) Perception of subjective contours in fish. Perception 38:579–590

Sovrano VA, Bisazza A, Vallortigara G (2002) Modularity and spatial reorientation in a simple mind: encoding of geometric and nongeometric properties of a spatial environment by fish. Cognition 85:B51–B59

Sovrano VA, Bisazza A, Vallortigara G (2003) Modularity as a fish (Xenotoca eiseni) views it: conjoining geometric and nongeometric information for spatial reorientation. J Exp Psychol Anim Behav Process 29:199–210

Stevens JR, Cushman FA, Hauser MD (2005) Evolving the psychological mechanisms for cooperation. Ann Rev Ecol Evol Syst 36:499–518

Sulkowski GM, Hauser MD (2001) Can rhesus monkeys spontaneously subtract? Cognition 79:239–262

Taborsky M (1984) Broodcare helpers in the cichlid fish, Lamprologus brichardi: their costs and benefits. Anim Behav 32:1236–1252

Tebbich S, Bshary R, Grutter A (2002) Cleaner fish Labroides dimidiatus recognise familiar clients. Anim Cogn 5:139–145

Thornhill R, Gangestad SW, Miller R, Scheyd G, McCollough JK, Franklin M (2003) Major histocompatibility complex genes, symmetry, and body scent attractiveness in men and women. Behav Ecol 14:668–678

Thorpe WH (1956) Learning and instinct in animals. Methuen, London

Thünken T, Waltschyk N, Bakker T, Kullmann H (2009) Olfactory self-recognition in a cichlid fish. Anim Cogn 12:717–724

Tolman EC (1948) Cognitive maps in rats and men. Psychol Rev 55:189–208

Tononi G, Edelman G (1998) Consciousness and complexity. Science 282:1846–1851

Trick LM, Pylyshyn ZW (1994) Why are small and large numbers enumerated differently: a limited-capacity preattentive stage in vision. Psychol Rev 101:80–102

Vallortigara G, Rogers LJ (2005) Survival with an asymmetrical brain: advantages and disadvantages of cerebral lateralization. Behav Brain Sci 28:575–633

Vallortigara G, Chiandetti C, Sovrano VA (2011) Brain symmetry (animal). Wiley Interdiscip Rev Cogn Sci 2:146–157

van Lawick-Goodall J (1970) Tool-using primates and other vertebrates. In: Lehrman D, Hinde R, Shaw E (eds) Advances in the study of behavior, vol 3. Academic Press, New York, pp 195–249

Vargas JP, López JC, Salas C, Thinus-Blanc C (2004) Encoding of geometric and featural spatial information by goldfish (Carassius auratus). J Comp Psychol 118(2):206–216

von Frisch K (1913) Weitere Untersuchungen über den Farbensinn der Fische. Zool Jahrb Abt allg Zool Physiol Tiere 34:43–68

von Frisch K (1941) Über einen Schreckstoff der Fischhaut und seine biologische Bedeutung. Z vergl Physiol 29:46–145

Walker MM, Diebel CE, Haugh CV, Pankhurst PM, Montgomery JC, Green CR (1997) Structure and function of the vertebrate magnetic sense. Nature 390:371–376

Whalen J, Gallistel CR, Gelman R (1999) Nonverbal counting in humans: the psychophysics of number representation. Psychol Sci 10:130–137

White G, Brown C (2013) Site fidelity and homing behaviour in intertidal fishes. Mar Biol 160:1365–1372

Whiten A, Byrne RW (1997) Machiavellian intelligence II: extensions and evaluations. Cambridge University Press, Cambridge

Wynn K (1992) Addition and subtraction by human infants. Nature 358:749–750

Wyzisk K, Neumeyer C (2007) Perception of illusory surfaces and contours in goldfish. Vis Neurosci 24:291–298