Troides helena common in many of the localities in which it occurs, was classified as vulnerable in 1985. Helen in Greek mythology Helen was the daughter of Zeus. Cerberus or Kerberos, in Greek and Roman mythology, is a multi-headed hound which guards the gates of the Underworld. This species is protected under Wild Animals Protection Ordinance Cap 170 in Hong Kong. The common birdwing is protected in Indonesia and may also require protection in peninsular Malaya also. It is listed in Appendix II of Convention on the International Trade in Endangered Species of Wild Flora and Fauna (CITES) as are all other
The Gates of Thorbardin are of a different race than I am, very much to life to make them as much as possible three-dimensional people and show them as being the best of what they are, and not necessarily the best of what they would be if they were human." Parkinson says that the book is essentially "the story of Chane, a Thorbardin dwarf, and his quest to find the Helm of Grallen and to seal the secret entrance of Thorbardin against incursion by magic". The major plotline of The Gates of Thorbardin is that there once existed a hidden entrance to the Dwarven