There are five large aviaries (themed as South America, Southeast Asia, Madagascar, Africa and a second African aviary for weavers) and also birds free-flight in the visitor area.
@lintworm This is partly from memory and partly from sign photos, so apologies for any omissions, but:
Africa:
Northern Carmine Bee-eater
Kittlitz's Plover
Royal/Golden-breasted Starling
Blue-crowned Hanging Parrot (labelled in the free-flight so not sure if this is temporary or unofficial!)
Africa (weavers):
Village Weaver
Amethyst Starling
South America:
Brazilian Tanager
Black-necked Aracari
Northern Helmeted Curassow
Asia:
Fairy Bluebird
Superb Fruit Dove
White-naped Pheasant-pigeon
