Sistrurus miliaris barbouri, picture taken fom the Image Library ode the US-CDC (http://phil.cdc.gov/Phil/home.asp). Fotograph: Edward J. Wozniak, 2005
Sistrurus miliaris barbouri, picture taken fom the Image Library ode the US-CDC (http://phil.cdc.gov/Phil/home.asp). Fotograph: Edward J. Wozniak, 2005
Sistrurus miliaris, picture taken fom the Image Library ode the US-CDC (http://phil.cdc.gov/Phil/home.asp). Fotograph: Edward J. Wozniak, 2005 Copyright