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Abstract

Five characters separate man from other hominoids—a large neocortex, bipedality, reduced anterior dentition with molar dominance, material culture, and unique sexual and reproductive behavior. Evidence provided by the fossil record, primate behavior, and demographic analysis shows that the traditional view that early human evolution was a direct consequence of brain expansion and material culture is incorrect, and that the unique sexual and reproductive behavior of man may be the sine qua non of human origin.

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References

ANTIQUITY MAN 1 (1929).
MOSAIC 10: 28 (1979).
Scientific American 203: 62 (1960).
ANDREWS, P, APPROACHES PRIMATE P: 62 (1975).
ANDREWS, P, PLUS ANCIENS HOMINID: 7 (1976).
BARTHOLOMEW, G.A., AMERICAN ANTHROPOLOGIST 55: 481 (1953).
BAUER, H.R., PRIMATES 18: 913 (1977).
BEACH, F.A., HUMAN EVOLUTION BIOS: 123 (1978).
BEACH, F.A., SYMPOSIUM ON HEREDITY AND ENVIRONMENT - EVOLUTIONARY CHANGES IN THE PHYSIOLOGICAL CONTROL OF MATING BEHAVIOR IN MAMMALS, PSYCHOLOGICAL REVIEW 54: 297 (1947).
BRACE, C.L., HUMAN EVOLUTION (1977).
BUTZER, K.W., ENVIRONMENT, CULTURE, AND HUMAN-EVOLUTION, AMERICAN SCIENTIST 65: 572 (1977).
CAMPBELL, B.G., SEXUAL SELECTION DES: 40 (1972).
CHANCE, MRA, CULTURE EVOLUTION MA: 84 (1962).
CLARK, WEL, ANTECEDENTS MAN (1962).
CLUTTONBROCK, T.H., PRIMATE ECOLOGY AND SOCIAL-ORGANIZATION, JOURNAL OF ZOOLOGY 183: 1 (1977).
CLUTTONBROCK, T.H., PRIMATE ECOLOGY: 539 (1977).
CLUTTONBROCK, T.H., PRIMATE ECOLOGY PROB: 503 (1979).
COPPENS, Y, EARLIEST MAN ENV LAK (1976).
COULSON, J.C., INFLUENCE OF PAIR-BOND AND AGE ON BREEDING BIOLOGY OF KITTIWAKE GULL RISSA TRIDACTYLA, JOURNAL OF ANIMAL ECOLOGY 35: 269 (1966).
CROOK, J.H., SEXUAL SELECTION DES: 231 (1972).
CUTLER, R.G., EVOLUTION OF LONGEVITY IN PRIMATES, JOURNAL OF HUMAN EVOLUTION 5: 169 (1976).
DARWIN, C, DESCENT MAN (1871).
DAVIS, JWF, BREEDING SUCCESS AND EXPERIENCE IN ARCTIC SKUA, STERCORARIUS-PARASITICUS(L, JOURNAL OF ANIMAL ECOLOGY 45: 531 (1976).
DAY, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 39: 341 (1973).
DAY, M.H., AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 42: 461 (1974).
DAY, M.H., NEW EVIDENCE OF GENUS HOMO FROM EAST-RUDOLF, KENYA (III), AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 41: 367 (1974).
DAY, M.H., NEW HOMINIDS FROM EAST TURKANA, KENYA, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 45: 369 (1976).
DELSON, E, APPROACHES PRIMATE P: 167 (1975).
DELSON, E, PHYLOGENY PRIMATES: 405 (1976).
DEVORE, I, HORIZONS ANTHR: 25 (1965).
DEVORE, I, SEXUAL BEHAV: 266 (1965).
DRICKAMER, L.C., 10-YEAR SUMMARY OF REPRODUCTIVE DATA FOR FREE-RANGING MACACA-MULATTA, FOLIA PRIMATOLOGICA 21: 61 (1974).
EISENBERG, J.F., HDB ZOOL 10: 1 (1966).
EMLEN, S.T., ECOLOGY, SEXUAL SELECTION, AND EVOLUTION OF MATING SYSTEMS, SCIENCE 197: 215 (1977).
FISHER, R.A., GENETICAL THEORY NAT (1930).
GAVAGNA, G.A., J APPL PHYS 19: 249 (1964).
GOODALL, J, HUMAN ORIGINS L LEAK: 86 (1976).
GOODALL, J, PRIMATE BEHAV: 425 (1965).
GOODMAN, M, MOL ANTHR: 321 (1977).
GREENFIELD, L.O., ADAPTIVE PATTERN OF RAMAPITHECUS, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 50: 527 (1979).
GREENFIELD, L.O., THESIS U MICHIGAN (1976).
GREGORY, W.K., The origin of man from a brachiating anthropoid stock, SCIENCE 71: 645 (1930).
GRZIMEK, HCB, ANIMAL LIFE ENCY 12 (1975).
HALL, KRL, J ZOOL LONDON 148: 15 (1965).
HERSHKOVITZ, P, LIVING NEW WORLD MON 1 (1977).
HEWES, G.W., FOOD TRANSPORT AND THE ORIGIN OF HOMINID BIPEDALISM, AMERICAN ANTHROPOLOGIST 63: 687 (1961).
HOCKETT, C.F., THE HUMAN REVOLUTION, CURRENT ANTHROPOLOGY 5: 135 (1964).
HOLLOWAY, R.L., TOOLS AND TEETH - SOME SPECULATIONS REGARDING CANINE REDUCTION, AMERICAN ANTHROPOLOGIST 69: 63 (1967).
HOLLOWAY, R.L., COMMUNICATION.
HORR, D.A., PRIMATE ECOLOGY PROB: 320 (1979).
HOWELL, F.C., EARLY HOMINID ULNA FROM OMO BASIN, ETHIOPIA, NATURE 249: 174 (1974).
Howell, F. C., Nature 223:1234 (1969).
HRDY, S.B., ADVANCES IN THE STUDY OF BEHAVIOR 6: 101 (1976).
HUTCHINSON, G.E., ECOLOGICAL THEATER E (1965).
HUXLEY, T.H., EVIDENCE MANS PLACE (1863).
JELLIFFE, D.B., HUMAN MILK MODERN WO (1978).
JOHANNSON, D.C., AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 44: 188 (1976).
JOHANSON, D.C., PRELIMINARY ANATOMICAL DIAGNOSIS OF 1ST PLIO-PLEISTOCENE HOMINID DISCOVERIES IN CENTRAL AFAR, ETHIOPIA, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 45: 217 (1976).
JOHANSON, D.C., COMMUNICATION.
JOHANSON, D.C., KIRTLANDIA 28: 1 (1978).
JOHANSON, D.C., PLIO-PLEISTOCENE HOMINID DISCOVERIES IN HADAR, ETHIOPIA, NATURE 260: 293 (1976).
JOHANSON, D.C., SYSTEMATIC ASSESSMENT OF EARLY AFRICAN HOMINIDS, SCIENCE 203: 321 (1979).
JOHANSON, D, STATUS OF AUSTRALOPITHECUS-AFARENSIS - REPLY, SCIENCE 207: 1104 (1980).
JOLLY, A, EVOLUTION PRIMATE BE (1972).
JOLLY, C.J., EARLY HOMINIDS AFRIC (1978).
JOLLY, C.J., SEED-EATERS - NEW MODEL OF HOMINID DIFFERENTIATION BASED ON A BABOON ANALOGY, MAN 5: 5 (1970).
KAUFMANN, J.H., A 3-YEAR STUDY OF MATING-BEHAVIOR IN A FREERANGING BAND OF RHESUS-MONKEYS, ECOLOGY 46: 500 (1965).
KEITH, A, BRITISH MEDICAL JOURNAL 1: 451 (1923).
KENNEDY, G.E., HOMINOID HABITAT SHIFTS IN MIOCENE, NATURE 271: 11 (1978).
KIMBEL, W.H., UNPUBLISHED.
KING, M.C., EVOLUTION AT 2 LEVELS IN HUMANS AND CHIMPANZEES, SCIENCE 188: 107 (1975).
KOFORD, C.B., PRIMATE BEHAV: 160 (1965).
KOFORD, C.B., RANK OF MOTHERS AND SONS IN BANDS OF RHESUS MONKEYS, SCIENCE 141: 356 (1963).
KOHNE, D.E., CARNEGIE INSTITUTION OF WASHINGTON YEAR BOOK 69: 488 (1970).
KOHNE, D.E., PERSPECTIVES HUMAN E 2: 166 (1972).
KOLODNY, R.C., MAMMARY STIMULATION CAUSES PROLACTIN SECRETION IN NON-LACTATING WOMEN, NATURE 238: 284 (1972).
KORTLANDT, A, NEW PERSPECTIVES APE (1972).
KORTLANDT, A, PROGR PRIMATOLOGY (1967).
KORTLANDT, A, CHIMPANZEES IN WILD - ALTHOUGH THESE INTELLIGENT APES ARE FAMILIAR IN LABORATORY AND ZOO, THEY HAVE SELDOM BEEN OBSERVED IN THEIR NATIVE ENVIRONMENT - NEW STUDY HAS REVEALED SOME UNEXPECTED FEATURES OF THEIR BEHAVIOR, SCIENTIFIC AMERICAN 206: 128 (1962).
KRETZOI, M, NEW RAMAPITHECINES AND PLIOPITHECUS FROM LOWER PLIOCENE OF RUDABANYA IN NORTHEASTERN HUNGARY, NATURE 257: 578 (1975).
KUMMER, H, PRIMATE SOC (1971).
KUMMER, H, SOCIAL COMMUNICATION: 63 (1967).
LACK, D, ECOLOGICAL ADAPTATIO (1968).
LANCASTER, J, COMMUNICATION.
LANCASTER, J.B., PRIMATE SOCIALIZATIO: 83 (1972).
LEAKEY, M.D., FOSSIL HOMINIDS FROM LAETOLIL BEDS, NATURE 262: 460 (1976).
LEAKEY, R.E., AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 39: 255 (1973).
LEAKEY, R.E., PEOPLE LAKE (1978).
LEAKEY, REF, NEW AUSTRALOPITHECINES FROM EAST RUDOLF, KENYA, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 35: 175 (1971).
LEAKEY, REF, NEW AUSTRALOPITHECINES FROM EAST RUDOLF, KENYA .2., AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 36: 235 (1972).
LEE, R.B., MAN HUNTER: 30 (1968).
LOVEJOY, C.O., GAIT OF AUSTRALOPITHECUS, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 38: 757 (1973).
LOVEJOY, C.O., RECONSTRUCTION OF THE PELVIS OF AL-288 (HADAR FORMATION, ETHIOPIA), AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 50: 460 (1979).
LOVEJOY, C.O., PALEODEMOGRAPHY OF LIBBEN SITE, OTTAWA COUNTY, OHIO, SCIENCE 198: 291 (1977).
LOVEJOY, C.O., UNPUBLISHED.
LOVEJOY, C.O., YEARBOOK OF PHYSICAL ANTHROPOLOGY 16: 18 (1972).
LOVEJOY, C.O., YEARBOOK OF PHYSICAL ANTHROPOLOGY 17: 147 (1974).
MACARTHUR, R.H., THEORY ISLAND BIOGEO (1967).
MANN, A.E., COMMUNICATION.
MANN, A, HOMINID AND CULTURAL ORIGINS, MAN 7: 379 (1972).
Mann, A. E., Omnivorous Primates: Gathering and Hunting in Human Evolution (1981).
MANN, A.E., U PENN PUBL ANTHR 1 (1975).
MAYR, E, SEXUAL SELECTION DES: 97 (1972).
MCCHANCE, R.A., J HYG 37: 571 (1937).
MCKINLEY, K, SURVIVORSHIP IN GRACILE AND ROBUST AUSTRALOPITHECINES - DEMOGRAPHIC COMPARISON AND A PROPOSED BIRTH MODEL, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 34: 417 (1971).
MICHAEL, R.P., RHYTHMIC CHANGES IN COPULATORY FREQUENCY OF RHESUS MONKEYS (MACACA-MULATTA) IN RELATION TO MENSTRUAL CYCLE AND A COMPARISON WITH HUMAN CYCLE, JOURNAL OF REPRODUCTION AND FERTILITY 21: 199 (1970).
MILLS, J.A., INFLUENCE OF AGE AND PAIR-BOND ON BREEDING BIOLOGY OF RED-BILLED GULL LARUS-NOVAEHOLLANDIAE-SCOPULINUS, JOURNAL OF ANIMAL ECOLOGY 42: 147 (1973).
MITCHELL, G, PRIMATE SOCIALIZATIO: 173 (1972).
MONTAGNA, W, BIOL ANTHR: 341 (1975).
MOREAU, R.E., P ZOOL SOC LONDON 121: 869 (1951).
MORRIS, D, NAKED APE (1967).
NAPIER, J.R., HDB LIVING PRIMATES (1970).
PIANKA, E.R., EVOLUTIONARY ECOLOGY (1974).
PILBEAM, D, ASCENT MAN INTRO HUM (1972).
PILBEAM, D, NEW HOMINOID PRIMATES FROM SIWALIKS OF PAKISTAN AND THEIR BEARING ON HOMINOID EVOLUTION, NATURE 270: 689 (1977).
PILBEAM, D.R., PEABODY MUS NAT HIST 31: 1 (1969).
PILBEAM, D.R., PLUS ANCIENS HOMINID: 39 (1976).
PORTMAN, O.W., FEEDING NUTR NONHUMA: 87 (1970).
RADINSKY, L, FOSSIL EVIDENCE OF ANTHROPOID BRAIN EVOLUTION, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 41: 15 (1974).
RADINSKY, L, PRIMATE BRAIN EVOLUTION, AMERICAN SCIENTIST 63: 656 (1975).
REYNOLDS, V, BIOL HUMAN ACTION (1976).
REYNOLDS, V, PRIMATE BEHAV: 368 (1965).
ROWELL, T.E., SOCIAL COMMUNICATION: 15 (1967).
SADE, D.S., SOCIAL COMMUNICATION: 99 (1967).
SADE, D.S., YEARBOOK OF PHYSICAL ANTHROPOLOGY 20: 242 (1976).
SADE, D.S., YEARBOOK OF PHYSICAL ANTHROPOLOGY 20: 253 (1976).
SARICH, V, BACKGROUND MAN: 182 (1971).
SARICH, V.M., PERSPECTIVES HUMAN E 1: 94 (1968).
SCHULTZ, A.H., LIFE PRIMATES (1969).
SELANDER, R.K., SEXUAL DIMORPHISM AND DIFFERENTIAL NICHE UTILIZATION IN BIRDS, CONDOR 68: 113 (1966).
SELANDER, R.K., SEXUAL SELECTION DES: 180 (1972).
SIMONS, E.L., PRELIMINARY REVISION OF DRYOPITHECINAE (PONGIDAE ANTHROPOIDEA), FOLIA PRIMATOLOGICA 3: 81 (1965).
SIMONS, E.L., PLUS ANCIENS HOMINID: 60 (1976).
SIMONS, E.L., PRIMATE EVOLUTION IN (1972).
SUGIYAMA, Y, PRIMATES 9: 225 (1968).
SUGIYAMA, Y, PRIMATES 10: 197 (1969).
SUSSMAN, R.W., PRIMATE ECOLOGY PROB (1979).
TAYLOR, C.R., RUNNING ON 2 OR ON 4 LEGS - WHICH CONSUMES MORE ENERGY, SCIENCE 179: 186 (1973).
TELEKI, G, DEMOGRAPHIC OBSERVATIONS (1963-1973) ON CHIMPANZEES OF GOMBE-NATIONAL-PARK, TANZANIA, JOURNAL OF HUMAN EVOLUTION 5: 559 (1976).
TOBIAS, P.V., NEW DEVELOPMENTS IN HOMINID PALEONTOLOGY IN SOUTH AND EAST-AFRICA, ANNUAL REVIEW OF ANTHROPOLOGY 2: 311 (1973).
TOBIAS, P.V., BRAIN HOMINID EVOLUT (1971).
TOBIAS, P.V., PLUS ANCIENS HOMINID (1976).
TRIVERS, R.L., SEXUAL SELECTION DES: 136 (1972).
TUTTLE, R, FUNCTIONAL EVOLUTION: 36 (1972).
TUTTLE, R.H., PRIMATE MORPHOLOGY E: 291 (1975).
UDRY, J.R., DISTRIBUTION OF COITUS IN MENSTRUAL CYCLE, NATURE 220: 593 (1968).
VANLAWICKGOODAL.J, ANIMAL BEHAVIOUR MONOGRAPHS 1: 161 (1968).
VANLAWICKGOODAL.J, PRIMATE ETHOLOGY: 424 (1969).
WASHBURN, S, CANINE TEETH - NOTES ON CONTROVERSIES IN STUDY OF HUMAN EVOLUTION, AMERICAN ANTHROPOLOGIST 76: 765 (1974).
WASHBURN, S.L., CLASSIFICATION HUMAN: 190 (1963).
WASHBURN, S.L., STUDY HUMAN EVOLUTIO (1968).
WHITE, T.D., NEW FOSSIL HOMINIDS FROM LAETOLIL, TANZANIA, AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY 46: 197 (1977).
WOLPOFF, M.H., CITED INDIRECTLY.
WRANGHAM, R.W., PRIMATE ECOLOGY: 504 (1977).
WRIGHT, RVS, HUMAN EVOLUTION BIOS: 215 (1978).
YAMADA, M, PRIMATES 4: 43 (1963).

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Science
Volume 211 | Issue 4480
23 January 1981

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Published in print: 23 January 1981

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C. Owen Lovejoy
Professor ot anthropology in the Department of Sociology and Anthropology, Kent State University, Kent, Ohio 44242; professor of human anatomy at the Northeast Ohio Universities College of Medicine; assistant clinical professor of orthopedic surgery at Case Western Reserve University; research associate, Cleveland Museum of Natural History; and chairman of the Biological Anthropology Area Committee, division of biomedical sciences, Kent State University

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