Have you heard about the new ant books coming out this fall? 
Kingdom of Ants: José Celestino Mutis and the Dawn of Natural History by Edward O. Wilson and José M. Gómez Durán is about José Celestino Mutis’ exploration of northern South America in the 1760’s. Although he investigated and explored in a number of scientific fields, this book involves his study of, you guessed it, ants! It is due to be released October 21, 2010.
Hardcover: 120 pages
Publisher: The Johns Hopkins University Press; 1 edition
Language: English
ISBN-10: 0801897858
ISBN-13: 978-0801897856
If you can read Spanish, check José M. Gómez Durán’s blog.
Leafcutter Ants: Civilization by Instinct is the newest offering by Bert Hoelldobler and Edward O. Wilson. It is going to be a paperback and due to be released November 15, 2010. 
Paperback: 192 pages
Publisher: W. W. Norton & Company; Original edition
Language: English
ISBN-10: 0393338681
ISBN-13: 978-0393338683
Amazon seems to be offering a good pre-release price on the leafcutter ant one.