Publications of Nicolaas K. Michiels

Michiels, N. K.; Kuhl, A.: Altruistic sperm donation in a sperm-dependent parthenogenetic hermaphrodite is stabilized by reciprocal sperm exchange. Journal of Zoology 259 (1), pp. 77 - 82 (2003)

Pongratz, N.; Gerace, L.; Michiels, N. K.: Genetic differentiation within and between populations of a hermaphroditic freshwater planarian. Heredity 89 (1), pp. 64 - 69 (2002)

Michiels, N. K.; Hohner, A.; Vorndran, I. C.: Precopulatory mate assessment in relation to body size in the earthworm Lumbricus terrestris: Avoidance of dangerous liaisons? Behavioral Ecology 12 (5), pp. 612 - 618 (2001)

Michiels, N. K.; Beukeboom, L. W.; Pongratz, N.; Zeitlinger, J.: Parthenogenetic flatworms have more symbionts than their coexisting, sexual conspecifics, but does this support the Red Queen? Journal of Evolutionary Biology 14 (1), pp. 110 - 119 (2001)

Michiels, N. K.; Bakovski, B.: Sperm trading in a hermaphroditic flatworm: Reluctant fathers and sexy mothers. Animal Behaviour 59 (2), pp. 319 - 325 (2000)

Greeff, J. M.; Storhas, M. G.; Michiels, N. K.: Reducing losses to offspring mortality by redistributing resources. Functional Ecology 13 (6), pp. 786 - 792 (1999)

Michiels, N. K.; Beukeboom, L. W.; Greeff, J. M.; Pemberton, A. J.: Individual control over reproduction: An underestimated element in the maintenance of sex? Journal of Evolutionary Biology 12 (6), pp. 1036 - 1039 (1999)

Greeff, J. M.; Michiels, N. K.: Low potential for sexual selection in simultaneously hermaphroditic animals. Proceedings of the Royal Society B: Biological Sciences 266 (1429), pp. 1671 - 1676 (1999)

Greeff, J. M.; Michiels, N. K.: Sperm digestion and reciprocal sperm transfer can drive hermaphrodite sex allocation to equality. American Naturalist 153 (4), pp. 421 - 430 (1999)

Weinzierl, R. P.; Beukeboom, L. W.; Gerace, L.; Michiels, N. K.: Spatial and ecological overlap between coexisting sexual and parthenogenetic Schmidtea polychroa (Tricladida; Platyhelminthes). Hydrobiologia 392 (2), pp. 179 - 185 (1999)

Storhas, M. G.; Weinzierl, R. P.; Michiels, N. K.: Paternal sex in parthenogenetic planarians: A tool to investigate the accumulation of deleterious mutations. Journal of Evolutionary Biology 13 (1), pp. 1 - 8 (1999)

Weinzierl, R. P.; Schmidt, P.; Michiels, N. K.: High fecundity and low fertility in parthenogenetic planarians. Invertebrate Biology 118 (2), pp. 87 - 94 (1999)

Beukeboom, L. W.; Sharbel, T. F.; Michiels, N. K.: Reproductive modes, ploidy distribution, and supernumerary chromosome frequencies of the flatworm Polycelis nigra (Platyhelminthes: Tricladida). Hydrobiologia 383 (1-3), pp. 277 - 285 (1998)

Vreys, C.; Michiels, N. K.: Sperm trading by volume in a hermaphroditic flatworm with mutual penis intromission. Animal Behaviour 56 (3), pp. 777 - 785 (1998)

Pongratz, N.; Sharbel, T. F.; Beukeboom, L. W.; Michiels, N. K.: Allozyme variability in sexual and parthenogenetic freshwater planarians: Evidence for polyphyletic origin of parthenogenetic lineages through hybridization with coexisting sexuals. Heredity 81 (1), pp. 38 - 47 (1998)

Beukeboom, L. W.; Seif, M.; Plowman, A. B.; de Ridder, F.; Michiels, N. K.: Phenotypic fitness effects of B chromosomes in the pseudogamous parthenogenetic planarian Polycelis nigra. Heredity 80 (5), pp. 594 - 603 (1998)

Michiels, N. K.; Streng, A.: Sperm exchange in a simultaneous hermaphrodite. Behavioral Ecology and Sociobiology 42 (3), pp. 171 - 178 (1998)

Michiels, N. K.; Newman, L. J.: Sex and violence in hermaphrodites. Nature 391 (6668), p. 647 - 647 (1998)

Weinzierl, R. P.; Berthold, K.; Beukeboom, L. W.; Michiels, N. K.: Reduced male allocation in the parthenogenetic hermaphrodite Dugesia polychroa. Evolution: International journal of organic evolution 52 (1), pp. 109 - 115 (1998)

Vreys, C.; Michiels, N. K.: Flatworms flatten to size up each other. Proceedings of the Royal Society B: Biological Sciences 264 (1388), pp. 1559 - 1564 (1997)

Vreys, C.; Schockaert, E. R.; Michiels, N. K.: Formation, transfer, and assimilation of the spermatophore of the hermaphroditic flatworm Dugesia gonocephala (Tricladida, Paludicola). Canadian Journal of Zoology-Revue Canadienne de Zoologie 75 (9), pp. 1479 - 1486 (1997)

Ramachandran, S.; Beukeboom, L. W.; Gerace, L.; Pavlovic, N.; Carranza, S.; Michiels, N. K.: Isolation and characterization of microsatellite loci from the planarian Dugesia polychroa (Schmidt) (Platyhelminthes: Tricladida). Molecular Ecology 6 (4), pp. 389 - 391 (1997)

Beukeboom, L. W.; Seif, M.; Mettenmeyer, T.; Plowman, A. B.; Michiels, N. K.: Paternal inheritance of B chromosomes in a parthenogenetic hermaphrodite. Heredity 77 (6), pp. 646 - 654 (1996)

Beukeboom, L. W.; Weinzierl, R. P.; Reed, K. M.; Michiels, N. K.: Distribution and origin of chromosomal races in the freshwater planarian Dugesia Polychroa (Turbellaria: Tricladida). Hereditas 124 (1), pp. 7 - 15 (1996)

Nuyts, E.; Michiels, N. K.: High last-male sperm precedence despite unfavourable positioning of sperm in the bursa copulatrix of Sympetrum danae (Sulzer) (Anisoptera: Libellulidae). Odonatologica 25 (1), pp. 79 - 82 (1996)

Peters, A.; Michiels, N. K.: Evidence for lack of inbreeding avoidance by selective mating in a simultaneous hermaphrodite. Invertebrate Biology 115 (2), pp. 99 - 103 (1996)

Peters, A.; Michiels, N. K.: Do simultaneous hermaphrodites choose their mates? Effects of body size in a planarian flatworm. Freshwater Biology 36 (3), pp. 623 - 630 (1996)

Peters, A.; Streng, A.; Michiels, N. K.: Mating behaviour in a hermaphroditic flatworm with reciprocal insemination: Do they assess their mates during copulation? Ethology 102 (2), pp. 236 - 251 (1996)

Beukeboom, L. W.; Weinzierl, R. P.; Michiels, N. K.: Amazon molly and Muller's ratchet. Nature 375 (6527), pp. 111 - 112 (1995)

Michiels, N. K.; Schockaert, E.; Vreys, C.: Evidence against self-fertilization in the hermaphroditic flatworm Dugesia Gonocephala (Tricladida, Paludicola). Netherlands Journal of Zoology 44 (1-2), pp. 55 - 64 (1993)

Michiels, N. K.: Sexual adaptations to high density in hermaphrodites. 8th International Congress on Invertebrate Reproduction and Development (8th ICIRD), Amsterdam, August 10, 1998 - August 14, 1998. Invertebrate Reproduction and Development 36 (1-3), pp. 35 - 40 (1999)