Oriental Magpie-robin : Adult's song vs Juvenile's call (Copsychus saularis)

 

Got to know of the different in calls of the Oriental Magpie-robin. Wonder if the juvenile's calls is the "chreee...chreee..." as mentioned in the paper (linked below) HAHAHA

An interesting quick skim/read:

(PDF) Call Types of the Oriental Magpie Robin (Copsychus saularis) in Suburban Areas in Kota Samarahan, Sarawak (researchgate.net)