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dr. M. (Martijn) Hammers

Lecturer Ecology & Evolution

dr. M. (Martijn) Hammers
E-mail:
m.hammers rug.nl

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  1. 2021
  2. Brown, T. J., Hammers, M., Taylor, M., Dugdale, H. L., Komdeur, J., & Richardson, D. S. (2021). Hematocrit, age, and survival in a wild vertebrate population. Ecology and Evolution, 11(1), 214-226. https://doi.org/10.1002/ece3.7015
  3. 2020
  4. Cousseau, L., Hammers, M., van de Loock, D., Apfelbeck, B., Githiru, M., Matthysen, E., & Lens, L. (2020). Habitat fragmentation shapes natal dispersal and sociality in an Afrotropical cooperative breeder. Proceedings of the Royal Society of London. Series B, Biological Sciences, 287(1941), [20202428]. https://doi.org/10.1098/rspb.2020.2428
  5. Raj Pant, S., Hammers, M., Komdeur, J., Burke, T., Dugdale, H. L., & Richardson, D. S. (2020). Age-dependent changes in infidelity in Seychelles warblers. Molecular Ecology, 29(19), 3731-3746. https://doi.org/10.1111/mec.15563
  6. Hammers, M., Kingma, S. A., Boheemen ,van, L., Sparks, A. M., Burke, T., Dugdale, H., Richardson, D. S., & Komdeur, J. (Accepted/In press). Helpers compensate for age-related declines in parental care and offspring survival in a cooperatively breeding bird. Evolution Letters. https://doi.org/10.32942/osf.io/vgzc7 License
  7. 2019
  8. Quirici, V., Hammers, M., Botero-Delgadillo, E., Cuevas, E., Espindola-Hernandez, P., & Vasquez, R. A. (2019). Age and terminal reproductive attempt influence laying date in the Thorn‐tailed Rayadito. Journal of Avian Biology, 50(10), [e02059]. https://doi.org/10.1111/jav.02059
  9. Vos, W., Komdeur, J., & Hammers, M. (2019). Frequency-dependent resemblance of male-colored females to males in a damselfly. Insect Science, 26(5), 958-962. https://doi.org/10.1111/1744-7917.12584
  10. Zhao, Q., Hammers, M., Li, C., Zeng, X., Hao, C., Lu, X., & Komdeur, J. (2019). Egg investment in response to helper presence in cooperatively breeding Tibetan ground tits. Journal of Avian Biology, 50(6), [02075]. https://doi.org/10.1111/jav.02075
  11. Hammers, M., Kingma, S. A., Spurgin, L. G., Bebbington, K. L., Dugdale, H., Burke, T., Komdeur, J., & Richardson, D. S. (2019). Breeders that receive help age more slowly in a cooperatively breeding bird. Nature Communications, 10, [1301]. https://doi.org/10.1038/s41467-019-09229-3
  12. van Boheemen, L. A., Hammers, M., Kingma, S. A., Richardson, D. S., Burke, T., Komdeur, J., & Dugdale, H. L. (2019). Compensatory and additive helper effects in the cooperatively breeding Seychelles warbler (Acrocephalus sechellensis). Ecology and Evolution, 9(5), 2986-2995. https://doi.org/10.1002/ece3.4982
  13. Atawal, A. F., Mgbeahuruike, A. C., & Hammers, M. (2019). Microfilarial infections associated with body mass loss of Village Weavers Ploceus cucullatus. Ostrich, 90(1), 41-44. https://doi.org/10.2989/00306525.2018.1539418
  14. 2018
  15. Groenewoud, F., Kingma, S. A., Hammers, M., Dugdale, H. L., Burke, T., Richardson, D. S., & Komdeur, J. (2018). Subordinate females in the cooperatively breeding Seychelles warbler obtain direct benefits by joining unrelated groups. Journal of Animal Ecology, 87(5), 1251-1263. https://doi.org/10.1111/1365-2656.12849
  16. Spurgin, L. G., Bebbington, K., Fairfield, E. A., Hammers, M., Komdeur, J., Burke, T., Dugdale, H. L., & Richardson, D. S. (2018). Spatio-temporal variation in lifelong telomere dynamics in a long-term ecological study. Journal of Animal Ecology, 87(1), 187-198. https://doi.org/10.1111/1365-2656.12741
  17. 2017
  18. van de Crommenacker, J., Hammers, M., van der Woude, J., Louter, M., Santema, P., Richardson, D., & Komdeur, J. (2017). Oxidative status and fitness components in the Seychelles warbler. Functional Ecology, 31(6), 1210-1219. https://doi.org/10.1111/1365-2435.12861
  19. Amininasab, S. M., Hammers, M., Vedder, O., Komdeur, J., & Korsten, P. (2017). No effect of partner age and lifespan on female age‐specific reproductive performance in blue tits. Journal of Avian Biology, 48(4), 544-551. https://doi.org/10.1111/jav.00970
  20. Hammers, M., & Brouwer, L. (2017). Rescue behaviour in a social bird: Removal of sticky 'bird-catcher tree' seeds by group members. Behaviour, 154(4), 403-411. https://doi.org/10.1163/1568539X-00003428
  21. 2016
  22. Hammers, M., Muskens, G., Van Kats, R. J. M., Teunissen, W. A., & Kleijn, D. (2016). Concentrating or scattering management in agricultural landscapes: Examining the effectiveness and efficiency of conservation measures. Agriculture, Ecosystems and Environment, 235, 51-60. https://doi.org/10.1016/j.agee.2016.10.005
  23. Kingma, S. A., Bebbington, K., Hammers, M., Richardson, D. S., & Komdeur, J. (2016). Delayed dispersal and the costs and benefits of different routes to independent breeding in a cooperatively breeding bird. Evolution, 70(11), 2595-2610. https://doi.org/10.1111/evo.13071
  24. Hammers, M., Komdeur, J., Kingma, S. A., Hutchings, K., Fairfield, E. A., Gilroy, D. L., & Richardson, D. S. (2016). Age-specific haemosporidian infection dynamics and survival in Seychelles warblers. Scientific Reports, 6, [29720]. https://doi.org/10.1038/srep29720
  25. Kingma, S. A., Komdeur, J., Hammers, M., & Richardson, D. S. (2016). The cost of prospecting for dispersal opportunities in a social bird. Biology Letters, 12(6), [20160316]. https://doi.org/10.1098/rsbl.2016.0316
  26. 2015
  27. Hammers, M., Kingma, S. A., Bebbington, K., van de Crommenacker, J., Spurgin, L., Richardson, DS., Burke, T., Dugdale, H., & Komdeur, J. (2015). Senescence in the wild: Insights from a long-term study on Seychelles warblers. Experimental Gerontology, 71, 69–79. https://doi.org/10.1016/j.exger.2015.08.019
  28. Hammers, M., Müskens, G. J. D. M., Van Kats, R. J. M., Teunissen, W. A., & Kleijn, D. (2015). Ecological contrasts drive responses of wintering farmland birds to conservation management. Ecography, 38(8), 813-821. https://doi.org/10.1111/ecog.2015.v38.i8
  29. Bots, J., Iserbyt, A., Van Gossum, H., Hammers, M., & Sherratt, T. N. (2015). Frequency-dependent selection on female morphs driven by premating interactions with males. American Naturalist, 186(1), 141-150. https://doi.org/10.1086/681005
  30. 2013
  31. Hammers, M., Richardson, D. S., Burke, T., & Komdeur, J. (2013). The impact of reproductive investment and early-life environmental conditions on senescence: Support for the disposable soma hypothesis. Journal of Evolutionary Biology, 26(9), 1999-2007. https://doi.org/10.1111/jeb.12204
  32. Sanchez-Guillen, R. A., Hammers, M., Hansson, B., Van Gossum, H., Cordero-Rivera, A., Galicia Mendoza, D. I., & Wellenreuther, M. (2013). Ontogenetic shifts in male mating preference and morph-specific polyandry in a female colour polymorphic insect. BMC Evolutionary Biology, 13, [116]. https://doi.org/10.1186/1471-2148-13-116
  33. Barrett, E. L. B., Burke, T. A., Hammers, M., Komdeur, J., & Richardson, D. S. (2013). Telomere length and dynamics predict mortality in a wild longitudinal study. Molecular Ecology, 22(1), 249-259. https://doi.org/10.1111/mec.12110
  34. Hammers, M. (2013). Ecology of senescence in a cooperatively breeding bird: A long-term study on the Seychelles warbler. s.n.
  35. 2012
  36. Hammers, M., Richardson, D. S., Burke, T., & Komdeur, J. (2012). Age-dependent terminal declines in reproductive output in a wild bird. PLoS ONE, 7(7), [e40413]. https://doi.org/10.1371/journal.pone.0040413
  37. 2011
  38. Van Gossum, H., Bots, J., Van Heusden, J., Hammers, M., Huyghe, K., & Morehouse, N. I. (2011). Reflectance spectra and mating patterns support intraspecific mimicry in the colour polymorphic damselfly Ischnura elegans. Evolutionary Ecology, 25(1), 139-154. https://doi.org/10.1007/s10682-010-9388-z
  39. 2009
  40. Hammers, M., von Engelhardt, N., Langmore, N. E., Komdeur, J., Griffith, S. C., & Magrath, M. J. L. (2009). Mate-guarding intensity increases with breeding synchrony in the colonial fairy martin, Petrochelidon ariel. Animal Behavior, 78(3), 661-669. https://doi.org/10.1016/j.anbehav.2009.06.013
  41. Hammers, M., Ana Sanchez-Guillen, R., & Van Gossum, H. (2009). Differences in Mating Propensity Between Immature Female Color Morphs in the Damselfly Ischnura elegans (Insecta: Odonata). Journal of insect behavior, 22(4), 324-337. https://doi.org/10.1007/s10905-009-9175-2
  42. 2008
  43. Hammers, M., & Van Gossum, H. (2008). Variation in female morph frequencies and mating frequencies: random, frequency-dependent harassment or male mimicry? Animal Behavior, 76, 1403-1410. https://doi.org/10.1016/j.anbehav.2008.06.021

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