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- Ground hornbills are large, with adults around a metre tall.
- Their diet has some overlap with that of the southern ground hornbill.
- Female southern ground hornbills are smaller and have violet-blue skin on their throats.
- The zoo was the first in North America to successfully breed Leadbeater s ground hornbills.
- The southern ground hornbill is a vulnerable species, mainly confined to national reserves and national parks.