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Wagner, H-J., Genner, M. G., Partridge, J. C. , Chung, W-S., Marshall, N. J., Robison, B. H. & Douglas, R. H. ORCID: 0000-0002-6862-2768view all authors (2022). Diversity and evolution of optically complex eyes in a family of deep-sea fish: Ocular diverticula in barreleye spookfish (Opisthoproctidae). Frontiers in Ecology and Evolution, 10, article number 1044565. doi: 10.3389/fevo.2022.1044565

Thomas, K. N., Rich, C., Quock, R. C. , Streicher, J. W., Gower, D. J., Schott, R. K., Fujita, M. K., Douglas, R. H. ORCID: 0000-0002-6862-2768 & Bell, R. C.view all authors (2022). Diversity and evolution of amphibian pupil shapes. Biological Journal of the Linnean Society, 137(3), pp. 434-449. doi: 10.1093/biolinnean/blac095

Giannikaki, S. & Douglas, R. H. ORCID: 0000-0002-6862-2768 (2022). Spectral transmittance of animal intraocular lenses in comparison with the spectral properties of their biological lenses. Veterinary Ophthalmology, 25(6), pp. 510-514. doi: 10.1111/vop.13014

Thomas, K. N., Gower, D. J., Streicher, J. W. , Bell, R. C., Fujita, M. K., Schott, R. K., Liedtke, H. C., Haddad, C. F. B., Becker, C. G., Cox, C. L., Martins, R. A. & Douglas, R. H. ORCID: 0000-0002-6862-2768view all authors (2022). Ecology drives patterns of spectral transmission in the ocular lenses of frogs and salamanders. Functional Ecology, 36(4), pp. 850-864. doi: 10.1111/1365-2435.14018

Allen, A., Mouland, J. W., Rodgers, J. , Bano-Otalora, B., Douglas, R. H. ORCID: 0000-0002-6862-2768, Jeffery, G., Vugler, A. A., Brown, T. M. & Lucas, R. J.view all authors (2020). The spectral sensitivity of cone vision in the diurnal murid, Rhabdomys pumilio. The Journal of Experimental Biology, 223(11), article number jeb215368. doi: 10.1242/jeb.215368

Wagner, H-J., Partridge, J. & Douglas, R. H. ORCID: 0000-0002-6862-2768 (2019). Observations on the retina and 'optical fold' of a mesopelagic sabretooth fish, Evermanella balbo. Cell and Tissue Research, 378(3), pp. 411-425. doi: 10.1007/s00441-019-03060-4

Gower, D. J., Sampaio, F. L., Peichl, L. , Wagner, H. J., Loew, E. R., McLamb, W., Douglas, R. H. ORCID: 0000-0002-6862-2768, Orlov, N., Grace, M. S., Hart, N. S., Hunt, D. M., Partridge, J. C. & Simoes, B. F.view all authors (2019). Evolution of the eyes of vipers with and without infrared-sensing pit organs. Biological Journal Of The Linnean Society, 126(4), pp. 796-823. doi: 10.1093/biolinnean/blz003

Douglas, R. H. ORCID: 0000-0002-6862-2768 (2018). The pupillary light responses of animals; a review of their distribution, dynamics, mechanisms and functions.. Progress in Retinal and Eye Research, 66, pp. 17-48. doi: 10.1016/j.preteyeres.2018.04.005

Douglas, R. H. ORCID: 0000-0002-6862-2768 (2017). A review of the nature & role of pre-receptoral, wavelength-selective, ocular filters in vertebrates. Acta Ophthalmologica, 95(S259), doi: 10.1111/j.1755-3768.2017.02161

Douglas, R. H., Genner, M.J., Hudson, A.G. , Partridge, J.C. & Wagner, H.-J.view all authors (2016). Localisation and origin of the bacteriochlorophyll-derived photosensitizer in the retina of the deep-sea dragon fish Malacosteus niger. Scientific Reports, 6(1), article number 39395. doi: 10.1038/srep39395

Simoes, B. F., Sampaio, F. L., Douglas, R. H. , Kodandaramaiah, U., Casewell, N. R., Harrison, R., Hart, N. S., Partridge, J. C., Hunt, D. M. & Gower, D. J.view all authors (2016). Visual pigments, ocular filters and the evolution of snake vision. Molecular Biology and Evolution, 33(10), pp. 2483-2495. doi: 10.1093/molbev/msw148

Baker, G. E., de Grip, W. J., Turton, M. , Wagner, H. J., Foster, R. G. & Douglas, R. H.view all authors (2015). Light sensitivity in a vertebrate mechanoreceptor?. The Journal of Experimental Biology, 218(18), pp. 2826-2829. doi: 10.1242/jeb.125203

Hogg, C., Neveu, M., Folkow, L. , Stokkan, K-A., Kam, J. H., Douglas, R. H. & Jeffery, G.view all authors (2015). The eyes of the deep diving hooded seal (Cystophora cristata) enhance sensitivity to ultraviolet light. Biology Open, 4(7), pp. 812-818. doi: 10.1242/bio.011304

Partridge, J. C., Douglas, R. H., Marshall, N. J. , Chung, W.-S., Jordan, T. M. & Wagner, H.-J.view all authors (2014). Reflecting optics in the diverticular eye of a deep-sea barreleye fish (Rhynchohyalus natalensis). Proceedings of the Royal Society of London: Biological Sciences, 281(1782), article number 20133223. doi: 10.1098/rspb.2013.3223

Douglas, R. H. & Jeffery, G. (2014). The spectral transmission of ocular media suggests ultraviolet sensitivity is widespread among mammals. Proceedings of the Royal Society: Biological Sciences, 281(1780), article number 20132995. doi: 10.1098/rspb.2013.2995

Perganta, G., Barnard, A. R, Katti, C. , Vachtsevanos, A., Douglas, R. H., MacLaren, R. E., Votruba, M. & Sekaran, S.view all authors (2013). Non-Image-Forming Light Driven Functions Are Preserved in a Mouse Model of Autosomal Dominant Optic Atrophy. PLoS ONE, 8(2), doi: 10.1371/journal.pone.0056350

Yammouni, R., Bozzano, A. & Douglas, R. H. (2011). A latitudinal cline in the efficacy of endogenous signals: evidence derived from retinal cone contraction in fish.. The Journal of Experimental Biology (JEB), 214(3), pp. 501-508. doi: 10.1242/jeb.048538

Hogg, C., Neveu, M., Stokkan, K.-A. , Folkow, L., Cottrill, P., Douglas, R. H., Hunt, D. M. & Jeffery, G.view all authors (2011). Arctic reindeer extend their visual range into the ultraviolet. Journal of Experimental Biology, 214(12), pp. 2014-2019. doi: 10.1242/jeb.053553

Longbottom, R., Fruttiger, M., Douglas, R. H. , Martinez-Barbera, J. P., Greenwood, J. & Moss, S. E.view all authors (2009). Genetic ablation of retinal pigment epithelial cells reveals the adaptive response of the epithelium and impact on photoreceptors. Proceedings of the National Academy of Sciences of the United States of America (PNAS) ISSN 1091-6490, 106(44), pp. 18728-18733. doi: 10.1073/pnas.0902593106

Partridge, J. C., White, E. M. & Douglas, R. H. (2006). The effect of elevated hydrostatic pressure on the spectral absorption of deep-sea fish visual pigments. The Journal of Experimental Biology (JEB), 209(2), pp. 314-319. doi: 10.1242/jeb.01984

Douglas, R. H., Williamson, R. & Wagner, H. J. (2005). The pupillary response of cephalopods. The Journal of Experimental Biology (JEB), 208(2), pp. 261-265. doi: 10.1242/jeb.01395

Douglas, R. H., Collin, S. P. & Corrigan, J. (2002). The eyes of suckermouth armoured catfish (Loricariidae, subfamily Hypostomus): pupil response, lenticular longitudinal spherical aberration and retinal topography. The Journal of Experimental Biology (JEB), 205(22), pp. 3425-3433. doi: 10.1242/jeb.205.22.3425

Douglas, R. H. (1982). An endogenous crepuscular rhythm of rainbow trout (Salmo gairdneri) photomechanical movements. The Journal of Experimental Biology (JEB), 96, pp. 377-388.

Douglas, R. H. (1982). The function of photomechanical movements in the retina of the rainbow trout (Salmo gairdneri). The Journal of Experimental Biology (JEB), 96, pp. 389-403.