All five rhinoceros species are threatened, giving zoos a genuine conservation role. But individual rhinoceros welfare in captivity requires dedicated attention to space, social needs and enrichment.
Rhinoceros welfare in zoos is shaped by the extreme conservation pressure on all five species and the limited number of breeding individuals. The welfare cost of captivity - compromised ranging behaviour, restricted social life, stereotypic behaviour from inadequate space - is real. For the northern white rhinoceros, with only two living individuals, captivity is no longer about individual welfare trade-offs but about the last moments of a functionally extinct lineage. For other species, the conservation case for captive breeding is strongest when it connects to genuine reintroduction programmes and when in-situ conservation is simultaneously supported. Individual rhinoceros welfare must remain a priority even within conservation programmes.