ML212846

影音備註

In the first cut, two birds call while perched. The second cut includes vocalizations of both birds while attacking a perched juvenile Buteo polyosoma which took over the perch where they had been standing. In the third cut, one bird vocalizes after landing in their preferred perches. Then in the last cut, one bird calling. Other Behaviors: Perch, Emit Agonistic Call.