CI respective advantages and drawbacks. In terms of color, it is more interesting that there is a rainbow of colors in the wings (head slightly yellowish). CI's just that many do not like because less willing to work insistent if contested.
CI itself is a bird with a limited deployment area, which is in the neighborhood of Southeast Asia alone. In Indonesia, he found only found in Sumatra, Java, and Borneo.
Green cucak posture of Java less than from Sumatra, but larger than the green cucak of Borneo. The latter is also known as mini green cucak.
Commonly chosen is large CI originating from Blora and Jember / Banyuwangi.
Link:
cucak ijo sumatra