Author Heymann, Eckhard W.

1 to 50 of 109 Items
  • 1987 | Journal Article
    ​ ​Field Observation of Snake-Mobbing in a Group of Saddle-Back Tamarins, Saguinus fuscicollis nigrifrons​
    Bartecki, U. & Heymann, E. W.​ (1987) 
    Folia Primatologica, 48(3-4) pp. 199​-202​.​ DOI: https://doi.org/10.1159/000156296 
    ​Details  DOI 
  • 1987 | Journal Article
    ​ ​A Field observation of predation on a Moustached Tamarin(Saguinus mystax) by an Anaconda​
    Heymann, E. W.​ (1987) 
    International Journal of Primatology, 8(2) pp. 193​-195​.​ DOI: https://doi.org/10.1007/BF02735163 
    ​Details  DOI 
  • 1988 | Journal Article
    ​ ​Interspecific Social Grooming in a Mixed Troop of Tamarins, Saguinus mystax and Saguinus fuscicollis (Platyrrhini: Callitrichidae), in an Outdoor Enclosure​
    Heymann, E. W. & Sicchar Valdez, L. A.​ (1988) 
    Folia Primatologica, 50(3-4) pp. 221​-225​.​ DOI: https://doi.org/10.1159/000156347 
    ​Details  DOI 
  • 1990 | Journal Article
    ​ ​Interspecific relations in a mixed-species troop of moustached tamarins,Saguinus mystax, and saddle-back tamarins,Saguinus fuscicollis (Platyrrhini:Callitrichidae), at the Río Blanco, Peruvian Amazonia​
    Heymann, E. W.​ (1990) 
    American Journal of Primatology, 21(2) pp. 115​-127​.​ DOI: https://doi.org/10.1002/ajp.1350210205 
    ​Details  DOI 
  • 1990 | Journal Article
    ​ ​Reactions of wild tamarins,Saguinus mystax andSaguinus fuscicollis to avian predators​
    Heymann, E. W.​ (1990) 
    International Journal of Primatology, 11(4) pp. 327​-337​.​ DOI: https://doi.org/10.1007/BF02193004 
    ​Details  DOI 
  • 1990 | Journal Article
    ​ ​Social behaviour and infant carrying in a group of moustached tamarins,Saguinus mystax (primates: Platyrrhini: Callitrichidae), on Padre Isla, Peruvian Amazonia​
    Heymann, E. W.​ (1990) 
    Primates, 31(2) pp. 183​-196​.​ DOI: https://doi.org/10.1007/BF02380940 
    ​Details  DOI 
  • 1990 | Journal Article
    ​ ​A Young Saki Monkey, Pithecia hirsuta, Feeding on Ants, Cephalotes atratus​
    Heymann, E. W. & Bartecki, U.​ (1990) 
    Folia Primatologica, 55(3-4) pp. 181​-184​.​ DOI: https://doi.org/10.1159/000156514 
    ​Details  DOI 
  • 1991 | Journal Article
    ​ ​Geophagy in moustached tamarins,Saguinus mystax (platyrrhini: Callitrichidae), at the Río Blanco, Peruvian Amazonia​
    Heymann, E. W. & Hartmann, G.​ (1991) 
    Primates, 32(4) pp. 533​-537​.​ DOI: https://doi.org/10.1007/BF02381945 
    ​Details  DOI 
  • 1992 | Journal Article
    ​ ​Associations of Tamarins (Saguinus mystax and Saguinus fuscicollis) and Double-Toothed Kites (Harpagus bidentatus) in Peruvian Amazonia​
    Heymann, E. W.​ (1992) 
    Folia Primatologica, 59(1) pp. 51​-55​.​ DOI: https://doi.org/10.1159/000156642 
    ​Details  DOI 
  • 1995 | Journal Article
    ​ ​Field Observation of Twinning in the Dusky Titi Monkey, Callicebus cupreus​
    Knogge, K. & Heymann, E. W.​ (1995) 
    Folia Primatologica, 65(2) pp. 118​-120​.​ DOI: https://doi.org/10.1159/000156877 
    ​Details  DOI 
  • 1995 | Journal Article
    ​ ​Urine washing and related behaviour in wild moustached tamarins,Saguinus mystax (callitrichidae)​
    Heymann, E. W.​ (1995) 
    Primates, 36(2) pp. 259​-264​.​ DOI: https://doi.org/10.1007/BF02381351 
    ​Details  DOI 
  • 1996 | Journal Article | 
    ​ ​Social behavior of wild moustached tamarins,Saguinus mystax, at the Estación Biológica Quebrada Blanco, Peruvian Amazonia​
    Heymann, E. W.​ (1996) 
    American Journal of Primatology, 38(1) pp. 101​-113​.​ DOI: https://doi.org/10.1002/(SICI)1098-2345(1996)38:1<101::AID-AJP8>3.0.CO;2-2 
    ​Details  DOI 
  • 1998 | Journal Article
    ​ ​Seed dispersal of Asplundia peruviana (Cyclanthaceae) by the primate Saguinus fuscicollis​
    Knogge, C.; Heymann, E. W. & Tirado Herrera, E. R.​ (1998) 
    Journal of Tropical Ecology, 14(1) pp. 99​-102​.​ DOI: https://doi.org/10.1017/S026646749800008X 
    ​Details  DOI 
  • 1998 | Journal Article
    ​ ​Body Mass of Wild Callimico goeldii​
    C., F. E. & Heymann, E. W.​ (1998) 
    Folia Primatologica, 69(6) pp. 368​-371​.​ DOI: https://doi.org/10.1159/000021654 
    ​Details  DOI 
  • 1998 | Journal Article
    ​ ​Gaint fossil New World primates: arboreal or terrestial?​
    Heymann, E. W.​ (1998) 
    Journal of Human Evolution, 34(1) pp. 99​-101​.​ DOI: https://doi.org/10.1006/jhev.1997.0179 
    ​Details  DOI 
  • 1999 | Journal Article
    ​ ​Offspring number in pygmy marmosets, Cebuella pygmaea * , in relation to group size and the number of adult males​
    Heymann, E. W. & Soini, P.​ (1999) 
    Behavioral Ecology and Sociobiology, 46(6) pp. 400​-404​.​ DOI: https://doi.org/10.1007/s002650050635 
    ​Details  DOI 
  • 2000 | Journal Article | Research Paper
    ​ ​Infanticide in a group of wild saddle-back tamarins, Saguinus fuscicollis​
    Herrera, E. R. T.; Knogge, C. & Heymann, E. W.​ (2000) 
    American Journal of Primatology, 50(2) pp. 153​-157​.​ DOI: https://doi.org/10.1002/(SICI)1098-2345(200002)50:2<153::AID-AJP5>3.0.CO;2-# 
    ​Details  DOI 
  • 2000 | Journal Article
    ​ ​The behavioural ecology of mixed-species troops of callitrichine primates​
    Heymann, E. W. & Buchanan-Smith, H. M.​ (2000) 
    Biological Reviews of the Cambridge Philosophical Society, 75(2) pp. 169​-190​.​ DOI: https://doi.org/10.1017/S0006323199005460 
    ​Details  DOI 
  • 2000 | Journal Article
    ​ ​Vertebrate predation by sympatric tamarins,Saguinus mystax andSaguinus fuscicollis​
    Heymann, E. W.; Knogge, C. & Tirado Herrera, E. R.​ (2000) 
    American Journal of Primatology, 51(2) pp. 153​-158​.​ DOI: https://doi.org/10.1002/(SICI)1098-2345(200006)51:2<153::AID-AJP5>3.0.CO;2-T 
    ​Details  DOI 
  • 2000 | Journal Article
    ​ ​Spatial patterns of scent marking in wild moustached tamarins, Saguinus mystax: no evidence for a territorial function​
    Heymann, E. W.​ (2000) 
    Animal Behaviour, 60(6) pp. 723​-730​.​ DOI: https://doi.org/10.1006/anbe.2000.1516 
    ​Details  DOI 
  • 2001 | Journal Article
    ​ ​Field Observations of the Golden-Mantled Tamarin, Saguinus tripartitus, on theRío Curaray, Peruvian Amazonia​
    Heymann, E. W.​ (2001) 
    Folia Primatologica, 71(6) pp. 392​-398​.​ DOI: https://doi.org/10.1159/000052736 
    ​Details  DOI 
  • 2001 | Journal Article
    ​ ​Can phenology explain the scarcity of folivory in New World primates?​
    Heymann, E. W.​ (2001) 
    American Journal of Primatology, 55(3) pp. 171​-175​.​ DOI: https://doi.org/10.1002/ajp.1050 
    ​Details  DOI 
  • 2002 | Journal Article
    ​ ​Primates of the Río Curaray, Northern Peruvian Amazon​
    Heymann, E. W.; Encarnación C., F. & Canaquin Y., J. E.​ (2002) 
    International Journal of Primatology, 23(1) pp. 191​-201​.​ DOI: https://doi.org/10.1023/A:1013262210863 
    ​Details  DOI 
  • 2002 | Journal Article
    ​ ​Crested Eagle (Morphnus guianensis ) Predation on Infant Tamarins (Saguinus mystax and Saguinus fuscicollis, Callitrichinae)​
    Vasquez, M. R. O. & Heymann, E. W.​ (2002) 
    Folia Primatologica, 72(5) pp. 301​-303​.​ DOI: https://doi.org/10.1159/000049952 
    ​Details  DOI 
  • 2002 | Journal Article
    ​ ​Boa constrictor Attack and Successful Group Defence in Moustached Tamarins, Saguinus mystax​
    Tello, N. S.; Huck, M. & Heymann, E. W.​ (2002) 
    Folia Primatologica, 73(2-3) pp. 146​-148​.​ DOI: https://doi.org/10.1159/000064795 
    ​Details  DOI 
  • 2002 | Journal Article
    ​ ​Interspecific Variation of Scent-Marking Behaviour in Wild Tamarins, Saguinus mystax and Saguinus fuscicollis​
    Heymann, E. W.​ (2002) 
    Folia Primatologica, 72(5) pp. 253​-267​.​ DOI: https://doi.org/10.1159/000049947 
    ​Details  DOI 
  • 2003 | Journal Article
    ​ ​Effects of Passage Through Tamarin Guts on the Germination Potential of Dispersed Seeds​
    Knogge, C.; Herrera, E. R. T. & Heymann, E. W.​ (2003) 
    International Journal of Primatology, 24(5) pp. 1121​-1128​.​ DOI: https://doi.org/10.1023/A:1026236514523 
    ​Details  DOI 
  • 2003 | Journal Article
    ​ ​Seed Dispersal by Sympatric Tamarins, Saguinus mystax and Saguinus fuscicollis: Diversity and Characteristics of Plant Species​
    Knogge, C. & Heymann, E. W.​ (2003) 
    Folia Primatologica, 74(1) pp. 33​-47​.​ DOI: https://doi.org/10.1159/000068392 
    ​Details  DOI 
  • 2004 | Journal Article
    ​ ​Endocrine Correlates of Reproductive Status in Breeding and Nonbreeding Wild Female Moustached Tamarins​
    Löttker, P.; Huck, M.; Heymann, E. W. & Heistermann, M.​ (2004) 
    International Journal of Primatology, 25(4) pp. 919​-937​.​ DOI: https://doi.org/10.1023/B:IJOP.0000029129.52481.e4 
    ​Details  DOI 
  • 2004 | Journal Article
    ​ ​Does Mom Need More Protein? Preliminary Observations on Differences in Diet Composition in a Pair of Red Titi Monkeys (Callicebus cupreus)​
    Tirado Herrera, E. R. & Heymann, E. W.​ (2004) 
    Folia Primatologica, 75(3) pp. 150​-153​.​ DOI: https://doi.org/10.1159/000078304 
    ​Details  DOI 
  • 2004 | Journal Article
    ​ ​Demographic parameters and events in wild moustached Tamarins ( Saguinus mystax )​
    Löttker, P.; Huck, M. & Heymann, E. W.​ (2004) 
    American Journal of Primatology, 64(4) pp. 425​-449​.​ DOI: https://doi.org/10.1002/ajp.20090 
    ​Details  DOI 
  • 2004 | Journal Article
    ​ ​Proximate mechanisms of reproductive monopolization in male moustached tamarins ( Saguinus mystax )​
    Huck, M.; Löttker, P. & Heymann, E. W.​ (2004) 
    American Journal of Primatology, 64(1) pp. 39​-56​.​ DOI: https://doi.org/10.1002/ajp.20060 
    ​Details  DOI 
  • 2005 | Journal Article
    ​ ​Malaria infection and host behavior: a comparative study of Neotropical primates​
    Nunn, C. L. & Heymann, E. W.​ (2005) 
    Behavioral Ecology and Sociobiology, 59(1) pp. 30​-37​.​ DOI: https://doi.org/10.1007/s00265-005-0005-z 
    ​Details  DOI 
  • 2005 | Journal Article
    ​ ​Characterization and Social Correlates of Fecal Testosterone and Cortisol Excretion in Wild Male Saguinus mystax​
    Huck, M.; Löttker, P.; Heymann, E. W. & Heistermann, M.​ (2005) 
    International Journal of Primatology, 26(1) pp. 159​-179​.​ DOI: https://doi.org/10.1007/s10764-005-0728-8 
    ​Details  DOI 
  • 2005 | Journal Article
    ​ ​Paternity and kinship patterns in polyandrous moustached tamarins (Saguinus mystax)​
    Huck, M.; Löttker, P.; Böhle, U.-R. & Heymann, E. W.​ (2005) 
    American Journal of Physical Anthropology, 127(4) pp. 449​-464​.​ DOI: https://doi.org/10.1002/ajpa.20136 
    ​Details  DOI 
  • 2006 | Journal Article
    ​ ​Scent marking strategies of new world primates​
    Heymann, E. W.​ (2006) 
    American Journal of Primatology, 68(6) pp. 650​-661​.​ DOI: https://doi.org/10.1002/ajp.20258 
    ​Details  DOI 
  • 2006 | Journal Article
    ​ ​The neglected sense–olfaction in primate behavior, ecology, and evolution​
    Heymann, E. W.​ (2006) 
    American Journal of Primatology, 68(6) pp. 519​-524​.​ DOI: https://doi.org/10.1002/ajp.20249 
    ​Details  DOI 
  • 2007 | Journal Article
    ​ ​Long-term patterns of sleeping site use in wild saddleback (Saguinus fuscicollis) and mustached tamarins (S. mystax): Effects of foraging, thermoregulation, predation, and resource defense constraints​
    Smith, A. C.; Knogge, C.; Huck, M.; Löttker, P.; Buchanan-Smith, H. M. & Heymann, E. W.​ (2007) 
    American Journal of Physical Anthropology, 134(3) pp. 340​-353​.​ DOI: https://doi.org/10.1002/ajpa.20676 
    ​Details  DOI 
  • 2007 | Journal Article
    ​ ​Spatio-genetic population structure in mustached tamarins,Saguinus mystax​
    Huck, M.; Roos, C. & Heymann, E. W.​ (2007) 
    American Journal of Physical Anthropology, 132(4) pp. 576​-583​.​ DOI: https://doi.org/10.1002/ajpa.20559 
    ​Details  DOI 
  • 2007 | Journal Article
    ​ ​Grooming relationships between breeding females and adult group members in cooperatively breeding moustached tamarins (Saguinus mystax)​
    Löttker, P.; Huck, M.; Zinner, D. P. & Heymann, E. W.​ (2007) 
    American Journal of Primatology, 69(10) pp. 1159​-1172​.​ DOI: https://doi.org/10.1002/ajp.20411 
    ​Details  DOI 
  • 2008 | Journal Article
    ​ ​Prey foraging of red titi monkeys,Callicebus cupreus, in comparison to sympatric tamarins,Saguinus mystax andSaguinus fuscicollis​
    Nadjafzadeh, M. N. & Heymann, E. W.​ (2008) 
    American Journal of Physical Anthropology, 135(1) pp. 56​-63​.​ DOI: https://doi.org/10.1002/ajpa.20704 
    ​Details  DOI 
  • 2008 | Journal Article
    ​ ​Geographic distribution and possible taxonomic distinction of Callicebus torquatus populations (Pitheciidae: Primates) in Peruvian Amazonia​
    Aquino, R.; Terrones, W.; Cornejo, F. & Heymann, E. W.​ (2008) 
    American Journal of Primatology, 70(12) pp. 1181​-1186​.​ DOI: https://doi.org/10.1002/ajp.20607 
    ​Details  DOI 
  • 2008 | Journal Article | 
    ​ ​A sight and video record of the oilbird, Steatornis caripensis, in Peruvian lowland Amazonia​
    Shahuano Tello, N.; Stojan-Dolar, M. & Heymann, E. W.​ (2008) 
    Journal of Ornithology, 149(2) pp. 267​-269​.​ DOI: https://doi.org/10.1007/s10336-007-0266-6 
    ​Details  DOI 
  • 2009 | Journal Article
    ​ ​Brief communication: Noninvasive measuring of operational tongue length in callitrichids​
    Heymann, E. W. & von der Lage, F.​ (2009) 
    American Journal of Physical Anthropology, 139(3) pp. 430​-433​.​ DOI: https://doi.org/10.1002/ajpa.21038 
    ​Details  DOI 
  • 2009 | Journal Article
    ​ ​Short-term post-dispersal fate of seeds defecated by two small primate species ( Saguinus mystax and Saguinus fuscicollis ) in the Amazonian forest of Peru​
    Culot, L.; Huynen, M.-C.; Gérard, P. & Heymann, E. W.​ (2009) 
    Journal of Tropical Ecology, 25(3) pp. 229​-238​.​ DOI: https://doi.org/10.1017/S0266467409005860 
    ​Details  DOI 
  • 2009 | Journal Article
    ​ ​Field observations on scent‐marking behaviour in saddle‐back tamarins, Saguinus fuscicollis (Callitrichidae, Primates)​
    Bartecki, U. & Heymann, E. W.​ (2009) 
    Journal of Zoology, 220(1) pp. 87​-99​.​ DOI: https://doi.org/10.1111/j.1469-7998.1990.tb04295.x 
    ​Details  DOI 
  • 2009 | Journal Article
    ​ ​Geographic distribution and demography of Pithecia aequatorialis (pitheciidae) in Peruvian Amazonia​
    Aquino, R.; Cornejo, F. M.; Pezo Lozano, E. & Heymann, E. W.​ (2009) 
    American Journal of Primatology, 71(12) pp. 964​-968​.​ DOI: https://doi.org/10.1002/ajp.20738 
    ​Details  DOI 
  • 2009 | Journal Article
    ​ ​Sleeping habits of tamarins, Saguinus mystax and Saguinus fuscicollis (Mammalia; Primates; Callitrichidae), in north‐eastern Peru​
    Heymann, E. W.​ (2009) 
    Journal of Zoology, 237(2) pp. 211​-226​.​ DOI: https://doi.org/10.1111/j.1469-7998.1995.tb02759.x 
    ​Details  DOI 
  • 2010 | Journal Article
    ​ ​Mitochondrial phylogeny of tamarins (Saguinus, Hoffmannsegg 1807) with taxonomic and biogeographic implications for the S. nigricollis species group​
    Matauschek, C.; Roos, C. & Heymann, E. W.​ (2010) 
    American Journal of Physical Anthropology, 144(4) pp. 564​-574​.​ DOI: https://doi.org/10.1002/ajpa.21445 
    ​Details  DOI 
  • 2010 | Journal Article
    ​ ​Tamarins and Dung Beetles: An Efficient Diplochorous Dispersal System in the Peruvian Amazonia​
    Culot, L.; Mann, D. J.; Muñoz Lazo, F. J. J.; Huynen, M.-C. & Heymann, E. W.​ (2010) 
    Biotropica, 43(1) pp. 84​-92​.​ DOI: https://doi.org/10.1111/j.1744-7429.2010.00655.x 
    ​Details  DOI 

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