Dr. Roland Frey


Department of Reproduction Management

Tel: 0049 (0) 30 5168 - 430
E-Mail: frey@izw-berlin.de

Research interests
  • Evolutionary morphology
  • Skeletonisation
  • Comparative anatomy of the head and neck region
  • Vocal anatomy of ruminants and other mammals
Selected publications

Frey R, Volodin IA, Volodina EV, Efremova KO, Menges V, Portas R, Melzheimer J, Fritsch G, Gerlach C, von Dörnberg K (2020): Savannah roars: The vocal anatomy and the impressive rutting calls of male impala (Aepyceros melampus) – highlighting the acoustic correlates of a mobile larynx. J ANAT 236, 398-424. doi:10.1111/joa.13114 [2019 online/in press]

Reby D, Wyman MT, Frey R, Charlton BD, Dalmont JP, Gilbert J (2018) Vocal tract modelling in fallow deer: are male groans nasalized? J Exp Biol 221, 12 pp.

Frey R, Reby D, Fritsch G, Charlton BD (2018) The remarkable vocal anatomy of the koala (Phascolarctos cinereus): insights into low-frequency sound production in a marsupial species. J Anat 232, 575-595.

Volodin IA, Matrosova VA, Frey R, Kozhevnikova JD, Isaeva IL, Volodina EV (2018) Altai pika (Ochotona alpina) alarm calls: individual acoustic variation and the phenomenon  of call-synchronous ear folding behavior. Sci Nat 105: 40, 1-13. https://doi.org/10.1007/s00114-018-1567-8

Charlton BD, Frey R, McKinnon AJ, Fritsch G, Fitch WT, Reby D (2013): Koalas use a novel organ to produce unusually low-pitched mating calls. CURR BIOL 23, doi:10.1016/j.cub.2013.10.069.

Frey R, Volodin I, Volodina E, Carranza J, Torres J (2012): Vocal anatomy, tongue protrusion behaviour and the acoustics of rutting roars in free-ranging Iberian red deer stags (Cervus elaphus hispanicus). J Anat 220, 271-292.

Herbst CT, Stoeger AS, Frey R, Lohscheller J, Titze IR, Gumpenberger M, Fitch WT (2012) How low can you go? Physical production mechanism of elephant infrasonic vocalizations. Science 337, 595-599.

Frey R, Volodin I, Volodin E, Soldatova NV, Juldaschev ET (2010): Descended and mobile larynx, vocal tract elongation and rutting roars in male goitred gazelles (Gazella subgutturosa Güldenstaedt, 1780). J. Anat. 218, 1469-7580.