Because I feel like pictures of free-flying birds are always much better with a list of what all else roams freely throughout the aviary, I decided I'd try and whip up a list!
List of free-roaming species in the Aviary, as of 15/07/2016:
Bali myna, Leucopsar rothschildi
Black-winged starling, Acridotheres melanopterus
Yellow-faced myna, Mino dumontii
Common hill myna, Gracula religiosa
Javan myna, Acridotheres javanicus
Asian pied starling, Gracupica contra
Black-naped oriole, Oriolus chinensis
Helmeted friarbird, Philemon buceroides
Asian fairy-bluebird, Irena puella
Yellow-vented bulbul, Pycnonotus goiavier
Oriental magpie-robin, Copsychus saularis
Sumatran laughingthrush, Garrulax bicolor
Java sparrow, Lonchura oryzivora
Drongo, Dicrurus sp.
Javan kingfisher, Halcyon cyanoventris
Red junglefowl, Gallus gallus bankiva