Links
http://t.answers.com/answers/#!/entry/d4f009f32ce1b38a2635c6776c627929?width=1024&height=672&origin=http%3A%2F%2Fwiki.answers.com%2FQ%2FAre_Cocci_Bacteria_helpful_or_harmful%23page1&size=large&oswts=1391607521196

http://en.wikipedia.org/wiki/Bacillus_(shape)

Google images