Cuckoos and Koel (Cuculidae)

Asian Koel (Eudynamys scolopaceus)
Nikon D80, 300mm f4, 1.4x teleconverter, f/9, 1/100sec

Little Bronze Cuckoo a.k.a. Malayan Bronze Cuckoo (Chrysococcyx minutillus) 
Nikon D70, 170-500mm f5.6-f6.3