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Rhino Resource Center
Welcome to the world's largest online rhinoceros library dedicated to assisting research and conservation efforts globally.
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Rhino horns are not what they seem
Unlike elephant tusks or cattle horns, rhino horns are made entirely of keratin — the same protein found in human hair and fingernails. They're essentially compressed hair that grows continuously throughout the rhino's life.
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The Rhino Image Library
The Rhino Image Library provides 7652 rhino related images.
The Rhino Document Library
The Rhino Document Library contains a total of 30357 references.
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Lahore Correspondent 1850. Correspondence: A rhinoceros [alive near Post Office]. Lahore Chronicle 1850 August 21: 427.
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Green, N.; Job, H. 2025. Nashornwilderei im Kruger-Nationalpark. Natur und Landschaft 100 (9/10): 418-425. doi.org/10.19217/NuL2025-09-03
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Rookmaaker, H.R. 1924. Oude en nieuwe toestanden in het voormalige vorstendom Bone (vervolg). Indische Gids 46: 508-527.
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Rookmaaker, L.C. 2026. Rhinoceroses exhibited in the People’s Park of Madras. Zoos Print 41 (7): 5-6, fig. 1.
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Jaeger, G.F. 1835. Ueber die fossilen Säugethiere, welche in Würtemberg aufgefunden worden sind. Stuttgart, Carl Erhard. pp. i-iv, 1-71, pls. 1-14.
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Kaup, J.J. 1841. Akten der Urwelt oder Osteologie der urweltlichen Säugethiere und Amphibien. Darmstadt, Verlag des Herausgebers. pp. i-x, 1-54, pls. 1-14.
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Pfaff, K. 1840. Geschichte der Reichstadt Esslingen. Nach Archivalurkunden u.a. bewährten Quellen. Esslingen am Neckar, Dannheimer. pp. 1-480.
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Mathew, J. 2025. Writing zoological natural history for British India. Oxford University Press. pp. i-xxi, 1-389.
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Ward, Rowland 1989. Records of big game, XXII edition. San Antonio TX, Rowland Ward Publications (Division of Game Conservation International).
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Avrithis, A.I.; Giaourtsakis, I.X.; Roussiakis, S.; Koskeridou, E. 2026. New data on the villafranchian vertebrate fauna of Kos Island (Dodecanese, Greece) from a historical collection. Proceedings 23rd conference of EAVP, Vilnius, Lithuania - Abstracts 2026: 64.
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Perez Hernandes, N.; Brusatte, S.; Cirilli, O.; Iurino, D.A.; Jin Meng; Robson, S.V.; Wible, J.R.; Bertrand, O.C. 2026. Virtual endocasts of Hyrachyus modestus and the neurosensory evolution of early Rhinocerotoidea. Proceedings 23rd conference of EAVP, Vilnius, Lithuania - Abstracts 2026: 71.
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Anderson, H.E.; Thiangtham, T.; Suraprasit, K. 2026. Taphonomic evidence for the southernmost pleistocene hyena denning and cannibalism in Asia: Yai Ruak cave, peninsular Thailand. Proceedings 23rd conference of EAVP, Vilnius, Lithuania - Abstracts 2026: 85.
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Rhino collections
East Asian and West African Rhinos.
Rhino Depictions In Contemporary Modern Art.
Old World Neogene and Quaternary rhino-bearing localities.
Clara the Rhinoceros tells the marvellous story of the most famous rhinoceros in history.
All newsletters from the start in 2005 were edited and composed by Dr. Kees Rookmaaker, Editor of the Rhino Resource Center.
Announcements
The Rhino Resource Centre has unveiled its completely redesigned website.
The Rhinoceros of South Asia – DISCOUNT
A book by Kees Rookmaaker with chapters by Joachim K. Bautze and Kelly Enright.Rhinos are ancient survivors
Rhinos have been roaming the Earth for over 50 million years, making them one of the oldest living mammal species. Their ancestors once resembled large tapirs and evolved into the massive creatures we see today.
Learn more about rhinos