species no longer commonly kept by zoos

Over the 86 year history of the National Zoo has housed numerous species from across the globe, including some very rare species. The peak of the zoos fame and prestige occurred during the period when the zoo was directed by the late Deshabandu Lyn de Alwis. During his 30-year span of service...

I remember having seen these extraordinary looking suids at a number of European zoos during the 1990's and early 2000's and looking on Zootierliste it appears that over 30 zoos across the continent once held and presumably bred the babirusa. Today if Zootierliste is anything to go by the...