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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 7594 rhino related images.
The Rhino Document Library
The Rhino Document Library contains a total of 30216 references.
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Dam, G.Th. van 1957. Zoo-Union-Conference 1957: zoo directors exchange many experiences. International Zoo News 4 (4): 86-87.
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Williams, A.C. 2026. IUCN/SSC Asian Rhino Specialist Group – May 2026 Chair’s 30-day report. Asian Rhinos no. 4: 1-4.
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Steuer, P.; Suedekum, K.H.; Tuetken, T.; Mueller, D.W.H.; Kaandorp, J.; Bucher, M.; Clauss, M.; Hummel, J. 2014. Does body mass convey a digestive advantage for large herbivores?. Functional Ecology 28 (5): 1127-1134. doi.org/10.1111/1365-2435.12275
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Bucher, M.; Ruebel, A. 2021. The rhino connection: wie Lewa nach Zürich kam. Münster, Schüling Verlag. pp. 1-160.
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Brouard, P. 1958. Khartoum – Sudan (Quarantine Park for white rhinos). International Zoo News 5 (3): 92.
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Carvalho, G. de; Rio de Janeiro Zoo 1959. Rhino horns in on a Brazilian election. Life Magazine 1959 October 19: 30.
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Rio de Janeiro Zoo 1958. Britador for queimodo para evitar epidemio. Tribuna da Imprensa (Rio de Janeiro) 1958 April 14: 4.
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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 have complex social lives
Far from being solitary brutes, rhinos display surprising social intelligence. They communicate through an elaborate system of scent marks, vocalisations, and shared middens (dung piles) that serve as community message boards.
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