Diana L. Guerrero is a prolific writer and is published internationally. A comprehensive history of publication credits prior to 2005 can be accessed on the curriculum vitae page and links on the author's page. Guerrero writes columns for regional magazines, On the Mountain, Big Bear Magazine, the professional journal for the American Association of Zoo Keepers (Animal Keeper's Forum), the animals only search engine (Animalsnet.com) she also manages the content for Ark Animal Tracks (arkanimals.com).

Her most recently published books include Blessing of the Animals (Sterling Publishing, 2007) and Tiere Wissen Mehr (Kossel Verlag, 2006). Recent book highlights about Guerrero appear in The Web Savvy Writer (2006) and The Man Who Predicts Earthquakes (2006).