in press / accepted
Oswald, P, Tunnat B, Hahn L, Caspers BA (accepted): There’s no place like home: Larval habitat type and size affect risk-taking behaviour in fire salamander larvae (Salamandra salamandra). Ethology
2020
Caspers BA, Krause ET, Hermanski I, Wiesbrock C, Kastrup F-W, Steinfartz S (2020) Developmental costs of yellow coloration in fire salamanders and experiments to test the efficiency of yellow as a warning colouration. Amphibia-Reptilia https://doi.org/10.1163/15685381-bja10006
2019
Golüke S, Bischof, HJ, Engelmann J, Caspers BA*, Mayer U* (2019). Social Odour Activates the Hippocampal Formation in Zebra Finches (Taeniopygia Guttata). Behavioral Brain Research 364:41-49 * joint last authorship
Grosser S, Sauer J, Paijmans AJ, Caspers BA, Forcada J, Wolf JB, Hoffman JI (2019). Fur seal microbiota are shaped by the social and physical environment, show mother‐offspring similarities and are associated with host genetic quality. Molecular ecology.
Wilkinson GS, Carter GG, Bohn KM, Caspers B, Chaverri G, Farine D, Günther L, Kerth G, Knörnschild M, Mayer F, Nagy M, Ortega J, Patriquin K (2019) Kinship, association and social complexity in bats. Behavioral Ecology and Sociobiology. 73,7
2018
Krause ET, Caspers BA (2018) Do Diamond Firetails (Stagonopleura guttata) recognise the scent of their nest as other Estrildid finches do? EMU , 375-380 doi: 10.1080/01584197.2018.1459727
Maraci O, Engel K, Caspers BA (2018) Olfactory Communication via Microbiota: What Is Known in Birds? Genes 9, 387: doi:10.3390/genes9080387 link
Microbial Ecology 76, 518–529
Sanchez E, Gippner S, Vences M, Preißler K, Hermanski IJ, Caspers BA, Krause ET, Steinfartz S, Kastrup FW (2018) Automatic quantification of colour proportions in dorsal black-and-yellow coloured amphibians, tested on the fire salamander (Salamandra salamandra). Herpetology Notes 11: 73-76
Krause ET, Bischof H-J, Engel K, Golüke S, Maraci O, Mayer U, Sauer J, Caspers BA (2018) Olfaction in the Zebra Finch (Taeniopygia guttata): What Is Known and Further Perspectives. Advances in the Study of Behavior, 50:37-86, link
2017
Caspers BA, Hagelin JC, Paul M, Willeke S, Bock S, Krause ET (2017) Zebra Finch chicks recognise parental scent, and retain chemosensory knowledge of their genetic mother, even after egg cross-fostering. Scientific Reports 7:12859 link
Cuthill IC, Allen WL, Arbuckle K, Caspers B, Chaplin G, Hauber ME, Hill GE, Jablonski NG, Jigging CD, Kelber A, Mappes J, Marshall J, Merrill R, Osorio D, Prum R, Roberts NW, Roulin A, Rowland HM, Sherratt TN, Skelhorn J, Speed MP, Stevens M, Stoddard MC, Stuart-Fox D, Talas L, Tibbetts E, Caro T (2017) The biology of color. Science, 357(6350), eaan0221.
Golüke S, Caspers BA (2017): Sex specific differences in preen gland size of zebra finches during the course of breeding. The Auk. 134 (4) 821- 831 https://doi.org/10.1642/AUK-17-12.1
Rossi M, Marfull R, Golüke S, Komdeur J, Korsten P, Caspers BA (2017): Begging blue tit nestlings discriminate between the odour of familiar and unfamiliar conspecifics. Functional Ecology 31:1761-1769; DOI 10.1111/1365-2435.12886
Griffith SC, Crino OL, Adkins-Regan E, Alonso-Alvarez C, Andrew SC, Bailey IE, Bittner S S, Bolton PE, Boner W, Boogert N, Boucaud ICA, Briga M, Buchanan KL, Caspers BA, Cichoń M, Clayton DF, Derégnaucourt S, Forstmeier W, Guillette L, Hartley IR, Healy SD, Hill DL, Holveck MJ, Hurley LL, Ihle M, Krause ET, Mainwaring MC, Marasco V, Mariette MM, Martin-Wintle MS, McCowan LSC, McMahon M, Monaghan P, Nager RG, Naguib M, Nomano FY, Nord A, Potvin DA, Prior NH, Riebel K, Romero-Haro AA, Royle NJ, Rutkowska J, Schuett W, Swaddle JP, Tobler M, Trompf L, Varian-Ramos CW, Verhulst S, Vignal C, Villain AS, Williams TD (2017) Variation in reproductive success accross captive populations: Methodological difference, potential biases and opportunities. Ethology 123:1-29 link
2016
Krause ET, Schrader L, Caspers BA (2016) Olfaction in chicken (Gallus gallus): A neglected mode of social communication? Frontiers in Ecology and Evolution 4:94 doi: 10.3389/fevo.2016.00094 link
Schneeberger K, Voigt CC, Müller C, Caspers BA (2016) Multidimensionality of chemical information in male greater sac-winged bats (Saccopteryx bilineata). Frontiers in Ecology and Evolution 4:83 doi: 10.3389/fevo.2016.00083 link
Golüke S, Dörrenberg S, Krause ET, Caspers BA (2016) Female zebra finches smell their eggs. PLOS ONE PDF
Krause ET, Caspers BA (2016) Long-term consequences of early nutritional conditions on the behaviour and growth of fire salamanders. Amphibia-Reptilia 37: 69-77
Kohlwey S, Krause ET, Baier MC, Müller C, Caspers BA (2016) Chemical Analyses Reveal Family Specific Nest Odor Profiles in Zebra Finches (Taeniopygia guttata): A Pilot Study. In: Chemical Signals in Vertebrates 13
Krause ET, Kabbert J, Caspers BA (2016) Exploring the use of olfactory cues in non-social context in zebra finches (Taeniopygia guttata). In: Chemical Signals in Vertebrates 13
2015
Caspers BA, Gagliardo A, Krause ET (2015) Impact of kin odour on reproduction in zebra finches. Behavioral Ecology and Sociobiology 69:1827-1833 DOI 10.1007/s00265-015-1995-9
Stoffel M, Caspers BA, Forcada J, Giannakara A, Baier MC, Eberhart-Phillips LJ, Müller C. & Hoffman JI (2015) Chemical fingerprints encode mother-offspring similarity, colony membership, relatedness and genetic quality in fur seals. Proceedings of the National Academy of Sciences of the United States of America PDF
Caspers BA, Hagelin J, Bock S, Krause ET (2015) An easy method to test odour recognition in songbird hatchlings. Ethology 121:882-887
Caspers BA, Steinfartz S, Krause ET (2015) Larval deposition behaviour and maternal investment of females reflect differential habitat adaptation in a genetically diverging salamander population. Behavioral Ecology and Sociobiology 69:407-413 DOI10.1007/s00265-014-1853-1
Krause ET, Caspers BA (2015) The influence of a water current on the larval deposition pattern of females of a diverging fire salamander population (Salamandra salamandra). Salamandra 51(2):156–160
2014
Krause ET, Brummel C, Kohlwey S, Baier MC, Müller C, Bonadonna F, Caspers BA (2014) Differences in olfactory species recognition in the females of two Australian songbird species. Behavioral Ecology and Sociobiology 68:1819-1827
Caspers BA, Krause ET, Hendrix R, Kopp M, Rupp O, Rosentreter K, Steinfartz S (2014) The more the better – polyandry and genetic similarity are positively linked to reproductive success in a natural population of terrestrial salamanders (Salamandra salamandra). Molecular Ecology 23:239-250
Ibanez A, Caspers BA, Lopez P, Martin J, Krause ET (2014) Is the reaction to chemical cues of predators affected by age or experience in fire salamanders (Salamandra salamandra)? Amphibia-Reptilia 35:189-196
2013
Krause, E.T., v Engelhardt, N., Steinfartz, S., Trosien, R., & Caspers, B.A. (2013): Ultrasonography as a minimally invasive method to assess pregnancy in the fire salamanders (Salamandra salamandra). Salamandra 49:211-214
Caspers, B.A., Hoffmann, J.I., Kohlmeier, P., Krüger, O. & Krause, E.T. (2013): Olfactory imprinting as a mechanism for nest recognition in zebra finches. Animal Behaviour 86: 85-90
Caspers, BA. & Krause, E.T. (2013): Intraspecific olfactory communication in Zebra Finches (Taeniopygia guttata) – Potential information apart from visual and acoustic cues. In Chemical Signals of Vertebrates XII. (Marioan East & Martin Dehnhard eds.). Springer Verlag, Berlin, Germany
2012
Krause, E.T., Caspers, B.A. (2012): Are olfactory cues involved in nest recognition in two species of social estrildid finches? PloS One 7(5): e36615 doi:10.1371/journal.pone.0036615
Krause, E.T., Krüger, O., Kohlmeier, P., & Caspers, B.A. (2012): Olfactory kin recognition in a songbird. Biology letters 8: 327-329 doi:10.1098/rsbl.2011.1093
Top ten cited article 2012 of Biol Lett
2011
Caspers, B.A., & Steinfartz, S. (2011): Preference for the other sex: Olfactory sex recognition in terrestrial fire salamanders (Salamandra salamandra). Amphibia-Reptilia 32:503-508
Eccard J.A., Fey K., Caspers B.A., & Ylönen H. (2011): Breeding state and season affect interspecific interaction types: indirect resource competition and direct interference. Oecologia 167:623–633
Caspers, B.A., Schroeder, F., Franke, S., & Voigt, C.C. (2011): The scent of adolescence: The maturation of the olfactory phenotype in a free ranging mammal. PLoS One 6:6
Krause, E.T., Steinfartz, S., & Caspers, B.A. (2011): Poor-nutritional conditions during the early larval stage reduce risk taking activities of fire salamander larvae (Salamandra salamandra). Ethology 117:416-421
Caspers, B.A, & Krause, E.T. (2011): “Odour-based natal nest recognition in the zebra finch (Taeniopygia guttata), a colony-breeding songbird”. Biology letters 7:184-186
Top ten cited article 2011 of Biol Lett & evaluated by F1000
2009 and earlier
Caspers, B.A & Voigt, C.C. (2009): Temporal and Spatial Distribution of Male Scent Marks in the Polygynous Greater Sac-Winged Bat. Ethology 115:713-720
Caspers, B., Junge, C., Weitere, M., & Steinfartz, S. (2009): Habitat adaptation rather than genetic distance correlates with female preference in fire salamanders (Salamandra salamandra). Frontiers in Zoology 6:13
Caspers, B.A, Schroeder, F.C., Franke, S., Streich, J.W., & Voigt, C.C. (2009): Odour based species recognition in two sympatric species of sac-winged bats (S. bilineata, S. leptura): Combining chemical analysis and odour preference tests. Behav. Ecol. Sociobiol. . 63: 741-749
Caspers. B., Wibbelt, G., & Voigt, C.C. (2009): Histological examinations of facial glands in the greater sac-winged bat Saccopteryx bilineata (Chiroptera, Emballonuridae), and its potential use in territory marking. Zoomorphology 128:37-43
Voigt, C.C., Behr, O., Caspers, B., Helversen von, O., Knörnschild, M., Mayer, F., & Nagy, M. (2008) Songs, Scents, and Senses: Sexual Selection in the greater sac-winged bat, Saccopteryx bilineata. J. Mammal. 98:1401-1410
Caspers, B., Franke, S., & Voigt, C.C. (2008): The wing-sac odour of male greater sac-winged bats Saccopteryx bilineata (Emballonuridae) as a composite signal. Pp. 151-160 In Chemical Signals of Vertebrates XI. (J. Hurst, R.J. Beynon, S.C. Roberts, and T.D. Wyatt eds.). Springer Verlag, Berlin, Germany
Hoffmann, F.F., Hejduk, J., Caspers, B., Siemers, B. & Voigt C.C. (2007) In the mating system of the bat Saccopteryx bilineata (Chiroptera; Emballonuridae) bioacoustic constraints impede male eavesdropping on female echolocation calls for their surveillance. Can. J. Zool. 85:863-872
Witte, K. & Caspers, B. (2006): Sexual Imprinting on a novel blue ornament in the zebra finch. Behaviour 143: 969-991
Voigt, C.C., Caspers, B. & Speck, S. (2005): Bats, Bacteria and Bat Smell: Sex-Specific Diversity of Microbes in a Sexually Selected Scent Organ. J. Mammal. 86:745-749
