Erich G. Vallery, USDA Forest Service, Bugwood.org
Wikimedia Commons
Description: English: Ips calligraphus pupa, USA. Date: 15 November 2013, 20:36:55. Source: : This image is Image Number 5432854 at Forestry Images, a source for forest health, natural resources and silviculture images operated by The Bugwood Network at the University of Georgia and the USDA Forest Service.. Author: Erich G. Vallery, USDA Forest Service, Bugwood.org.
