SEARCH

SEARCH BY CITATION

References

  • Angeloni, L. 2003. Sexual selection in a simultaneous hermaphrodite with hypodermic insemination: body size, allocation to sexual roles, and paternity. Anim. Behav. 0: 417426.
  • Angeloni, L. & Bradbury, J. 1999. Body size influences mating strategies in a simultaneously hermaphroditic sea slug, Aplysia vacceria. Ethol. Ecol. Evol. 11: 187195.
  • Angeloni, L., Bradbury, J.W. & Charnov, E.L. 2002. Body size and sex allocation in simultaneously hermaphroditic animals. Behav. Ecol. 13: 419426.
  • Birkhead, T.R. & Parker, G.A. 1997. Sperm competition and mating systems. In: Behavioural Ecology, 4th edn (J. R.Krebs & N. B.Davies, eds), pp. 121145. Blackwell, Oxford, UK.
  • Brown, C.R. & Brown, M.B. 2003. Testis size increases with colony size in cliff swallows. Behav. Ecol. 14: 569575.
  • Charnov, E.L. 1980. Sex allocation and local mate competition in barnacles. Mar. Biol. Lett. 1: 269272.
  • Charnov, E.L. 1987. Sexuality and hermaphroditism in barnacles: a natural selection approach. In: Biology of Barnacles (A. J.Southward, ed.), pp. 89103. Balkema, Rotterdam.
  • Charnov, E.L. 1996. Sperm competition and sex allocation in simultaneous hermaphrodites. Evol. Ecol. 10: 457462.
  • Davies, R.W. & Govedich, F.R. 2001. Annelida: Euhirudinea and Acanthobdellidae. In: Ecology and Classification of North American Freshwater Invertebrates, 2nd edn (J. H.Thorp & A. P.Covich, eds), pp. 465504. Academic Press, San Diego, CA, USA.
  • DeWitt, T.J. 1996. Gender contests in a simultaneous hermaphrodite snail: a size-advantage model for behaviour. Anim. Behav. 51: 345351.
  • Gage, M.J.G. 1994. Associations between body size, mating pattern, testis size and sperm lengths across butterflies. Proc. R. Soc. Lond. B Biol. Sci. 258: 247254.
  • Gage, M.J.G. 1995. Continuous variation in reproductive strategy as an adaptive response to population density in the moth Plodia interpunctella. Proc. R. Soc. Lond. B Biol. Sci. 261: 2530.
  • Ghiselin, M.T. 1969. The evolution of hermaphroditism among animals. Q. Rev. Biol. 44: 189208.
  • Govedich, F.R. & Davies, R.W. 1998. The first record of the genus Helobdella (Hirudinoidea: Glossiphoniidae) from Australia, with a description of a new species, Helobdella papillornata. Hydrobiologia 389: 4549.
  • Hosken, D.J. 1997. Sperm competition in bats. Proc. R. Soc. Lond. B Biol. Sci. 264: 385392.
  • Hosken, D.J. 1998. Testes mass in megachiropteran bats varies in accordance with sperm competition theory. Behav. Ecol. Sociobiol. 44: 169177.
  • Hosken, D.J. & Ward, P.I. 2001. Experimental evidence for testis size evolution via sperm competition. Ecol. Lett. 4: 1013.
  • Kappeler, P.M. 1997. Intrasexual selection and testis size in strepsirhine primates. Behav. Ecol. 8: 1019.
  • Kutschera, U. & Wirtz, R. 1986. Reproductive behaviour and parental care of Helobdella striata (Hirudinea, Glossiphoniidae): a leech that feeds its young. Ethology 72: 132142.
  • Locher, R. & Baur, B. 1999. Effects of intermating interval on spermatophore size and sperm number in the simultaneously hermaphroditic land snail Arianta arbustorum. Ethology 105: 839849.
  • Locher, R. & Baur, B. 2000a. Sperm delivery and egg production of the simultaneously hermaphroditic land snail Arianta arbustorum exposed to an increased sperm competition risk. Invert. Reprod. Devel. 38: 5360.
  • Locher, R. & Baur, B. 2000b. Mating frequency and resource allocation to male and female function in the simultaneous hermaphrodite land snail Arianta arbustorum. J. Evol. Biol. 13: 607614.
  • Michiels, N.K. 1998. Mating conflicts and sperm competition in simultaneous hermaphrodites. In: Sperm Competition and Sexual Selection (T. R.Birkhead & A. P.Møller, eds), pp. 219254. Academic Press, San Diego, CA, USA.
  • Møller, A.P. 1989. Ejaculate quality, testes size and sperm production in mammals. Funct. Ecol. 3: 9196.
  • Møller, A.P. & Briskie, J.V. 1995. Extra-pair paternity, sperm competition and the evolution of testis size in birds. Behav. Ecol. Sociobiol. 36: 357365.
  • Myers, R.J. 1935. Behavior and morphological changes in the leech, Placobdella parasitica, during hypodermic insemination. J. Morphol. 57: 617648.
  • Parker, G.A. 1998. Sperm competition and the evolution of ejaculates: toward a theory base. In: Sperm Competition and Sexual Selection (T. R.Birkhead & A. P.Møller, eds), pp. 354. Academic Press, San Diego, CA, USA.
  • Parker, G.A., Ball, M.A., Stockley, P. & Gage, M.J.G. 1996. Sperm competition games: assessment of sperm competition intensity by group spawners. Proc. R. Soc. Lond. B Biol. Sci. 263: 12911297.
  • Petersen, C.W. 1991. Sex allocation in hermaphroditic sea basses. Am. Nat. 138: 650667.
  • Petersen, C.W. & Fischer, E.A. 1996. Intraspecific variation in sex allocation in a simultaneous hermaphrodite: the effect of individual size. Evolution 50: 636645.
  • Raimondi, P.T. & Martin, J.E. 1991. Evidence that mating group size affects allocation of reproductive resources in a simultaneous hermaphrodite. Am. Nat. 138: 12061217.
  • Sawyer, R.T. 1986. Leech Biology and Behaviour: Volume I, Anatomy, Physiology and Behaviour. Oxford University Press, Oxford, UK.
  • Schärer, L. & Wedekind, C. 2001. Social situation, sperm competition and sex allocation in a simultaneous hermaphrodite parasite, the cestode Schistocephalus solidus. J. Evol. Biol. 14: 942953.
  • Schärer, L. & Ladurner, P. 2003. Phenotypically plastic adjustment of sex allocation in a simultaneous hermaphrodite. Proc. R. Soc. Lond. B Biol. Sci. 270: 935941.
  • Sella, G. 1985. Reciprocal egg trading and brood care in a hermaphroditic polychaete worm. Anim. Behav. 33: 938944.
  • Sella, G. 1990. Sex allocation in the simultaneously hermaphroditic polychaete worm Ophryotrocha diadema. Ecology 71: 2732.
  • Simmons, L.W., Tomkins, J.L. & Hunt, J. 1999. Sperm competition games played by dimorphic male beetles. Proc. R. Soc. Lond. B Biol. Sci. 266: 145150.
  • Sokal, R. & Rohlf, F.J. 1995. Biometry, 3rd edn. Freeman, New York.
  • Stockley, P., Gage, M.J.G., Parker, G.A. & Møller, A.P. 1997. Sperm competition in fishes: the evolution of testis size and ejaculate characteristics. Am. Nat. 149: 933954.
  • Trouvé, S., Jourdane, J., Renaud, F., Durand, P. & Morand, S. 1999. Adaptive sex allocation in a simultaneous hermaphrodite. Evolution 53: 15991604.
  • Wilkialis, J. & Davies, R.W. 1980. The reproductive biology of Theromyzon tessulatum (Glossiphoniidae: Hirudinoidea), with comments on Theromyzon rude. J. Zool. 192: 421429.