Indigenous mammals include tapirs, capybaras, bush dogs, and armadillos. Nearby are paddocks housing capybaras, Giant anteater and Brazilian tapirs. The South America exhibit displays spectacled bears, bush dogs, capybaras, giant anteaters, and scarlet macaws. Larger specimens can prey upon larger animals, such as brocket deer, capybaras or peccaries. Russell tentatively compared it to the capybaras and tapirs. More than 100 living species are represented including birds, insects, frogs, piranhas, capybaras, and alligators. Their typical prey are pacas, agouti and capybaras, all large rodents. Capybaras are the largest living rodents in the world. Capybaras are semiaquatic mammals found throughout almost all countries of South America except Chile. Capybaras have slightly webbed feet and vestigial tails. Wattled jacanas are known to pick ticks off capybaras. Brazilian Lyme-like borreliosis likely involves capybaras as reservoirs and Amblyomma and Rhipicephalus ticks as vectors. The living capybaras and their extinct relatives were previously classified in their own family Hydrochoeridae. A pair of capybaras kept at the zoo escaped in May 2016. Capybaras are farmed for meat and skins in South America.