Authenticated (31/01/2008) by Dr. Marco Festa-Bianchet, Chair of IUCN/SSC Caprinae Specialist Group.
http://pages.usherbrooke.ca/mfesta/marco.htm
Gestation: The state of being pregnant; the period from conception to birth.
Subspecies: A population usually restricted to a geographical area that differs from other populations of the same species, but not to the extent of being classified as a separate species.