 Nyorai kupfuurira kweiyi ndima - South America yakagarwa navanhu vane zvigunwe zvakaenzanabedzi muPliocene, pashure pokunge bhiriji rapasi paIsthmus yePanama raumbwa makore anenge mamiriyoni matatu apfuura. Nezvipembenene zvinonzi peccaries, lamoids kana kuti llamas, nemarudzi akasiyana-siyana emadhadha, South America ine zvakawanda kupfuura mamwe makondinendi, kunze kweAustralia, iyo isina marudzi omunzvimbomo. 