A program of managed breeding for the Sumatran Rhinoceros at the Sumatran Rhino sanctuary, Way Kambas National Park, Indonesia

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Scientific Proqre5s 4epor',s - Vienrih, June 2G3 I

A Program of Managed Breeding for the Sumatran Rhinocet-os
a t the Sumatran Rhino Sanctuary,
Way Kambas National Park, Indonesia
Muhammad

ul',
Marcellus Adi C.T. Riyanto2',Tony Sui~lampnlt.''J . Keith Hod_cc\"

and Nico 3 . Van Strien5'
'Centre for Life Scie~lcesStudy and Faculty of Veterinary Medicine, IPB,

Bogor,lndonesia
'Sumatra11 RI~itioSanctuary W a y Knmbas-Lampun:, Yrlyasnn Suaka R h i n o Suin;itcr.;l.
Indonesia
>TarnanSafari Incloncsia (TSI), Bogor, Indonesiit
' Gcrman Primate Centre, Gocttinzc~~,
Germany

Asian Rhino Specialisr Gl.o~p.Internarional Rhino Fonndatiorl
( r h i n o ~ i l Bindo.nct.id)

The Sumatran rl~inoccrosis thc nlos[ c r i ~ i cI :l y~ endangered of' tile rhinoceros species wit11
less than 300 individuals estirilated ro r c ~ n n i ~illl thc wild. n dcclinc of inore tl1:111 50% 01'
the total alive 10 yeais ago. Furtl~crniorcthe i t i l c r n a ~ i o ~ cffort
~ a l 10 establirh i1 III;III,I;CJ
breeding population for future re-in troduct ions, has had li~nitedsuccess. Since its srnl-r ill
1985 almost three-quarters of the nni~naIshave died nrld pairing and bl-ecdlng has bccil
problematic, with only one advanced pregnancy to date (Cincinnati, USA). As pa1.1 OInu
effort to in~provethe chances for propagation by providing a inore natural envil-oninc11t
and social structure, the Way Kambas Sumatran Rhino Sanctuary (SRS) was f o u ~ ~ d cind
1995. The sanctuary comprises 100 ha of mature secondary rain forest, located wirhin r!lc
125,000ha Way Kambas National Park, Sulr-iat~a,Indonesia. The SRS provides a mini m u m
of 20 Ha of narive habitar for each it~dividuz~l
and nllows 111ixingand sepnrar ion of animal\
as required. The founder animals, 2 females from Indonesian zoos and a n ~ n l ei~.ornrile
UK, arrived in 199s. Recently one of the females. an old and un-reproductive nni~niil,
died. The remaining pair is in plilne condition and has breeding potential. Anin-r:\ls arc
monitored continuously during day I icht hours, and fi~ll-rilne(luring the breeding pel-iods.

and extensive data on activity patterns, fceding aaci reproducrive hehaviour have been
collected over [he past 3 years. Morphological parameters and faecal and urinar lior-~nonc
excretion patrerns have been used to detet-inlne reproductive status of the femalcs. For rhe
latter purposes. a hormone assay laboratory has recently heen established at the Cenrr-e fbr
Life Sciences Study, Bogor Agricul turd Univcrsiry Inirinl nrreniprc ar non-invaslv~sclrlell
collection have also been carried our. This poster prtrenls the rcsulrs of 3 years of ~~csearcl~
and briefly discusses the contribution oi the SRS to thz co~l.crln~nt~on
effons t(:r thc Sr~rnnrri~n
rhino.