If you are interested in the publications, please contact the authors directly.

MORGENTHAL K., KRÜGER Y., ROGERS T., DEHNHARDT G., HANKE F.D. (in press). Characterization of pinniped vibrissal type and number. Marine Mammal Science doi.org/10.1111/mms.13166

HOPPE M., SPRATTE C.,  HANKE F.D., SÖRENSEN K. (2024). Single target acuity for moving targets in the common sunfish (Lepomis gibbosus). Biology Open 13(6):bio060455 doi.org/10.1242/bio.060455

SANDOW L.-M., HANKE F.D. (2024). Aerial single target acuity in harbor seals (Phoca vitulina) for stationary and moving targets of varying contrasts. Vision Research 218:108389 doi.org/10.1016/j.visres.2024.108389

HANKE F.D., MOONEY A., JANIK V. (2024). Sensory physiology in dolphins. In: Hooker S., Feldmann A. (Eds.) The physiology of dolphins. Elsevier, 193-215

SÖRENSEN K., HANKE F.D. (2023). Vision and touch. In: Castellini, Melish (Eds.) Physiology of marine mammals - adaptations to the ocean. Taylor & Francis Group, Boca Raton, FL, USA, 137-156

DE VREESE S., SÖRENSEN K., BIOLSI K., FASIK J.I., REIDENBERG J.S., HANKE F.D. (2023). Open questions in marine mammal sensory research. Biology Open 12:bio059904 (Access online)

MAASS E., PFUHL G., MIERSCH L., HANKE F.D. (2022). A harbor seal (Phoca vitulina) can learn geometrical relations between landmarks. Journal of Experimental Biology 225(24):jeb244544 doi: 10.1242/jeb.244544

HANKE F.D., BIOLSI K.L., HARLEY H.E. (2022). Marine mammal cognition - the strength of flexibility in adapting to marine life. Animal Cognition 25(5):1015-1018 doi: 10.1007/s10071-022-01681-x (Special issue "Marine mammal cognition", Access online)

    Special issue: "Cognition in marine mammals: the strength of flexibility in adapting to marine life"

NIESTEROK B., MARTN S., HILDEBRANDT L., DEHNHARDT G., HANKE F.D. (2022). Well-developed spatial reversal learning abilities in harbor seals (Phoca vitulina). Animal Cognition 25(5):1195-1206 doi:10.1007/s10071-022-01651-3 (Special issue “Marine mammal cognition”, Access online)

ERDSACK N., DEHNHARDT G., HANKE F.D. (2022). Serial visual reversal learning in harbor seals (Phoca vitulina). Animal Cognition 25(5):1183-1193 doi:10.1007/s10071-022-01653-1(Special issue “Marine mammal cognition”, Access online)

HANKE F.D., REICHMUTH C. (2022). Phocid sensory systems and cognition. In: D. Costa, E. McHuron (Eds.) Ethology and behavioral ecology of earless or true seals. Springer, Cham, 31-68

MAASS E., HANKE F.D. (2022). How harbor seals encode goals relative to landmarks. Journal of Experimental Biology 225(5):243870 doi:10.1242/jeb.243870 (Access online)

REIDENBERG J., HANKE F.D. (2022). Marine mammal sensory systems: special issue overview. The Anatomical Record 305(3): 509-513 doi.org/10.1002/ar.24865 (Special issue “Sensory systems of marine mammals”, Access online)

    Special issue: "Sensory systems of marine mammals"

ELDRIDGE S.A., MORTAZAVI F., KETTEN D.R., RICE F.L., WILEY D.N., LYMAN E., REIDENBERG J., HANKE F.D., DeVREESE S., McKAY STROBEL S., ROSENE D. (2022). Specialization of somatosensory innervation in the skin of humpback whales (Megaptera novaeangliae). The Anatomical Record 305(3): 514-534 doi.org/10.1002/ar.24856 (Special issue “Sensory systems of marine mammals”, Access online)

SPRATTE C., SANDOW L.-M., SCHNERMANN J.S., HANKE F.D. (2021). Single target acuity in the common sunfish (Lepomis gibbosus). Journal of Experimental Biology 224(20):jeb243068

HANKE F.D., CHIAO C.-C., & OSORIO D. (2021). Editorial: Vision in cephalopods II. Frontiers in Physiology 7:731780 doi.org/10.3389/fphys.2021.731780 (Editorial for Research Topic "Vision in cephalopods II", Access online)

    Research topic: "Vision in cephalopods II"

HANKE F.D., REICHMUTH C., & COOK P. (2021). The sensory world of otariids. In: C. Campagna, R. Harcourt (Eds.) Ethology and behavioral ecology of otariids and the odobenid. Springer, Cham, 305-321

COOK P., REICHMUTH C., & HANKE F.D. (2021). The mind of a sea lion. In: C. Campagna, R. Harcourt (Eds.) Ethology and behavioral ecology of otariids and the odobenid. Springer, Cham, 323-345

HEINRICH T., LAPPE A. & HANKE F.D. (2021). Beyond the classic sensory systems: Characteristics of the sense of time in harbor seals (Phoca vitulina) assessed in a visual temporal discrimination and a bisection task. The Anatomical Record 305(3): 704-714 doi.org/10.1002/ar.24715 (Special issue "Sensory systems in marine mammals", Access online)

BUBLITZ A., DEHNHARDT G. & HANKE F.D. (2021). Reversal of a spatial task in the common octopus (Octopus vulgaris). Frontiers in Behavioral Neuroscience 15:614523 doi.org/10.3389/fnbeh.2021.614523 (Research Topic "Modern methods in neuroethology", Access online)

MAASS E. & HANKE F.D. (2021). Distance estimation in reproduction tasks in a harbor seal (Phoca vitulina). Water 13:938 doi.org/10.3390/w13070938 (Special issue "Marine species on the move", Access online)

SOTO C., KELBER A. & HANKE F.D. (2020). The pupillary response of the common octopus (Octopus vulgaris). Frontiers in Physiology doi.org/10.3389/fphys.2020.01112 (Access online)

DE SIO F., HANKE F.D., WARNKE K., MARAZIA C., GALLIGIONI V., FIORITO G., STRAVIDOU I. & PONTE G. (2020). E pluribus Octo - Building consensus on standards of care and experimentation in cephalopod research: a historical outlook. Frontiers in Physiology 11:645 doi.org/10.3389/fphys.2020.00645 (Access online)

HEINRICH T., RAVIGNANI A. & HANKE F.D. (2020). Visual timing abilities of a harbor seal (Phoca vitulina) and a South African fur seal (Arctocephalus pusillus pusillus) for sub- and supra-second time intervals. Animal Cognition doi.org/10.1007/s10071-020-01390-3 (Access online)

HANKE F.D. & KELBER A. (2020). The eye of the common octopus (Octopus vulgaris). Frontiers in Physiology 10:1637 doi.org/10.3389/fphys.2019.01637

HANKE F.D. & DEHNHARDT G. (2018). On route with harbor seals - how their senses contribute to orientation, navigation, and foraging. Neuroforum 24(4):1-15 doi.org/10.1515/nf-2018-A012

HANKE F.D., & OSORIO D. (2018). Editorial: Vision in cephalopods. Frontiers in Physiology 9:18 doi.org/10.3389/fphys.2018.00018

    Research topic: "Vision in cephalopods"

GEURTEN B.R.H, NIESTEROK B., DEHNHARDT G. & HANKE F.D. (2017). Saccadic movement strategy in an aquatic species - the harbor seal (Phoca vitulina). Journal of Experimental Biology 220:1503-1508

BUBLITZ A., WEINHOLD S.R., STROBEL S., DEHNHARDT G. & HANKE F.D. (2017). Reconsideration of serial visual reversal learning in the common octopus (Octopus vulgaris) from a methodological perspective. Frontiers in Physiology 8:54 doi.org/10.3389/fphys.2017.00054

DEHNHARDT G. & HANKE F.D. (2017). Whiskers. In: Thewissen, H. (Ed.) Encyclopedia of Marine Mammals. 1074-1077

HELMER D., GEURTEN B.R.H., DEHNHARDT G.& HANKE F.D. (2017). Saccadic movement strategy in common cuttlefish (Sepia officinalis). Frontiers in Physiology 7:660 doi.org/10.3389/fphys.2016.00660

HEINRICH T., DEHNHARDT G. & HANKE F.D. (2016). Harbor seals (Phoca vitulina) are able to time precisely. Animal Cognition 19(6):1133-1142 doi:10.1007/s10071-016-1020-3

     Scientific American: The remarkable timing of seals

RAVIGNANI A., FITCH W.T., HANKE F.D., HEINRICH T., HURGUTISCH B., KOTZ S.A., SCHARFF C., STOEGER A.S. & DE BOER B. (2016). What pinnipeds have to say about human music, speech and evolution of rhythm. Frontiers in Neuroscience doi.org/10.3389/fnins.2016.00274

WOHLERT D., KRÜGER J., WITT M., SCHMITT O., WREE A., CZECH-DAMAL N., SIEBERT U., FOLKOW L. & HANKE F.D. (2016). Comparative morphometric analysis of three cranial nerves in two phocid seals: the hooded seal (Cystophora cristata) and the harbor seal (Phoca vitulina). The Anatomical Record 299(3):370-378 doi.org/10.1002/ar.23298

HANKE F.D. & Dehnhardt G. (2016). Visual and hydrodynamic flow perception (Chapter 13). In: Castellini, Melish (Eds.) Marine mammal physiology - requisites for ocean living. Taylor & Francis, Boca Raton, pp 269-292

KILIAN M., DEHNHARDT G. & HANKE F.D. (2015). How harbor seals (Phoca vitulina) pursue schooling herring. Mammalian Biology 80(5):385-389 DOI:10.1016/j.mambio.2015.04.004 doi.org/10.1016/j.mambio.2015.04.004

DOHMEN M., PIETRZYK U., WIESE H., RECKFORT J., HANKE F.D., ZILLES K., AMUNTS K. & AXER M. (2015). Understanding fiber mixture by simulation in 3D Polarized Light Imaging. NeuroImage 111:464-475 doi.org/10.1016/j.neuroimage.2015.02.020

WEIFFEN M., MAUCK B., DEHNHARDT G. & HANKE F.D. (2014). Sensitivity of a harbor seal (Phoca vitulina) to coherent visual motion in random dot displays. SpringerPlus 3:688 doi.org/10.1186/2193-1801-3-688

GLÄSER N., MAUCK B., KANDIL F.I., LAPPE M., DEHNHARDT G. & HANKE F.D. (2014). Harbour seals (Phoca vitulina) can perceive optic flow underwater. PLoS ONE 9(7):e103555 doi.org/10.1371/journal.pone.0103555

SCHOLTYSSEK C., KELBER A., HANKE F. D. & DEHNHARDT G. (2013). Same different concept formation in a harbor seal (Phoca vitulina). Animal Cognition 16(6):915-925 doi.org/10.1007/s10071-013-0624-0

HANKE F. D., MIERSCH L., WARRANT E., MITSCHKE F. D. & DEHNHARDT G. (2013). Are harbour seals (Phoca vitulina) able to perceive and use polarised light? Journal of Comparative Physiology A 199: 509-519 doi.org/10.1007/s00359-012-0762-x

ERDSACK N., HANKE F. D., DEHNHARDT G. & HANKE W. (2012). Control and amount of heat dissipation through thermal windows in harbor seals (Phoca vitulina). Journal of Thermal Biology 37 (7): 537–544

CZECH-DAMAL N., LIEBSCHNER A., MIERSCH L., KLAUER G., HANKE F. D., MARSHALL C., DEHNHARDT G. & HANKE W. (2012). Electroreception in the Guiana dolphin (Sotalia guianensis). Proceedings of the Royal Society B - Biological Sciences 279: 663-668 doi.org/10.1098/rspb.2011.1127

MIERSCH L., HANKE W., WIESKOTTEN S., HANKE F. D., OEFFNER J., LEDER A., BREDE M., WITTE M. & DEHNHARDT G. (2011). Flow sensing by pinniped whiskers. Philosophical Transactions of the Royal Society B 366: 3077-3084 doi.org/10.1098/rstb.2011.0155

HANKE F. D., SCHOLTYSSEK C., HANKE W. & DEHNHARDT G. (2011). Contrast sensitivity in a harbor seal (Phoca vitulina). Journal of Comparative Physiology A 197(2): 203-210 doi.org/10.1007/s00359-010-0600-y

HANKE W., WITTE M., MIERSCH L., BREDE M., OEFFNER J., MICHAEL M., HANKE F. D., LEDER A. & DEHNHARDT G. (2010). Harbor seal vibrissae morphology suppresses vortex-induced vibrations. The Journal of Experimental Biology 213: 2665-2672 doi.org/

HANKE F. D., HANKE W., SCHOLTYSSEK C. & DEHNHARDT G. (2009). Basic mechanisms in pinniped vision. Experimental Brain Research 199(3): 299-311 doi.org/10.1007/s00221-009-1793-6

HANKE F. D., PEICHL L. & DEHNHARDT G. (2009). Retinal ganglion cell topography in harbor seals (Phoca vitulina). Brain Behavior and Evolution 74: 102-109 doi.org/10.1159/000235612

HANKE F. D. & DEHNHARDT G. (2009). Aerial visual acuity in harbor seals (Phoca vitulina) as a function of ambient luminance. The Journal of Comparative Physiology A 195(7): 643-650 doi.org/10.1007%2Fs00359-009-0439-2

HANKE F. D., KRÖGER R. H. H., SIEBERT U. & DEHNHARDT G. (2008). Multifocal lenses in a monochromat: the harbour seal. The Journal of Experimental Biology 211: 3315-3322 doi.org/

     Inside JEB: Multifocal lenses could help seals see underwater

HANKE F. D., HANKE W., HOFFMANN K.-P. & DEHNHARDT G. (2008). Optokinetic nystagmus in harbor seals (Phoca vitulina). Vision Research 48: 304-315 doi.org/10.1016/j.visres.2007.11.012

HANKE F. D., DEHNHARDT G., SCHAEFFEL F. & HANKE W. (2006). Corneal topography, refractive state, and accommodation in harbor seals (Phoca vitulina). Vision Research 46: 837-847 doi.org/10.1016/j.visres.2005.09.019