title: São Francisco black tyrant
text: # São Francisco black tyrant
  
  The São Francisco black tyrant (Knipolegus franciscanus), also known as Caatinga black tyrant or Brazilian black tyrant, is a species of bird in the family Tyrannidae.
  
  It is endemic to Brazil. It has often been considered a subspecies of the larger white-winged black tyrant (K. aterrimus).
  
  Its natural habitat is subtropical or tropical dry forests.
  
  It is threatened by habitat loss.
  
  