It is endemic to the Comoros island of Anjouan .
The Anjouan sparrowhawk ( Accipiter francesiae pusillus ) , also known as Anjouan Island sparrowhawk , Ndzuwani goshawk or Joanna Island goshawk is a subspecies of Frances 's sparrowhawk ( Accipiter francesiae ) .
It is endemic to the Comoros island of Ndzuwani .
The Anjouan sparrowhawk ( Accipiter francesiae pusillus ) , also known as Anjouan Island sparrowhawk , Ndzuwani goshawk or Joanna Island goshawk is a subspecies of Frances 's sparrowhawk ( Accipiter francesiae ) .