As of 2004, there were an estimated 283 million guns owned by civilians in America alone. Think that would take out a couple of apes? (http://injuryprevention.bmj.com/content/13/1/15.full)
Pictures of apes:
http://www.solarnavigator.net/animal_kingdom/mammals/chimpanzee.htm
http://deanna14deanna.blogspot.com/2011/01/bonobo.html
http://animal.kukuchew.com/2009/07/12/the-orangutan-under-threat-of-extinction/
http://izismile.com/2009/03/25/drunk_gorilla_6_photos.html
Populations of apes:
http://www.iucnredlist.org/
Our population:
http://www.census.gov/main/www/popclock.html
