sentences:  It is still common locally, notably in the Sierra Madre of Luzon, but continues to suffer from substantial hunting pressure and widespread loss of habitat.They are one of the largest birds in a tropical lowland forest (Clarido,2017)
  
  The bill of the nominate subspecies is entirely red, while the bill of the subspecies "semigaleatus" and "mindanensis" are pale yellow on the distal half.It is sometimes called "the clock of the mountains" because of its periodic noontime call.