Considered by some authors to be a subspecies of Long-billed Sunbird (Cinnyris notatus). References See References. Files: More Information Articles about the Grand Comoro Sunbird If you would like to read any articles about the Grand Comoro Sunbird... Show Articles (0) No Pictures of Grand Comoro Sunbird If Birdpedia has no pictures of Grand Comoro Sunbird or you would like to see more, then try the following... From BING (0) No Videos of Grand Comoro Sunbird If Birdpedia has no videos of Grand Comoro Sunbird or you would like to see more, then try the following.. From BING (0)