Not a good photo -- the front of the aviary was in bright sun with glare off the wire while the back where the bird was sitting was in shadow! Still, its a falcon the size of a sparrow!
There were a pair in the aviary.
See here for more on my visit to the bird park:
http://www.zoochat.com/249/penang-bird-park-13-april-2014-a-360901/