Bombus cullumanus—an extinct European bumblebee species? Paul H. WilliamsAlexandr ByvaltsevPierre Rasmont Original article Open access 17 August 2012 Pages: 121 - 132
Vestigial spermatheca morphology in honeybee workers, Apis cerana and Apis mellifera, from Japan Ayako GotohFuminori ItoJohan Billen Original article 11 September 2012 Pages: 133 - 143
Chemical composition of the ‘low quality’ pollen of sunflower (Helianthus annuus, Asteraceae) Susan Wendy NicolsonHannelie Human Original article 03 October 2012 Pages: 144 - 152
Trophic niche breadth and niche overlap in a guild of flower-visiting bees in a Brazilian dry forest Cândida M. L. AguiarGilberto M. de M. SantosSteven J. Presley Original article 11 October 2012 Pages: 153 - 162
Discovery and characterization of microsatellites for the solitary bee Colletes inaequalis using Sanger and 454 pyrosequencing Margarita M. López-UribeChristine K. SantiagoBryan N. Danforth Original article 23 October 2012 Pages: 163 - 172
A scientific note on a protozoan pathogen of the small hive beetle Natasha WrightDonald Steinkraus Scientific note 03 August 2012 Pages: 173 - 175
Seasonal production and spatial distribution of Melipona bicolor schencki (Apidae; Meliponini) castes in brood combs in southern Brazil Ney Telles Ferreira JrBetina BlochteinJosé Eduardo Serrão Original article 18 October 2012 Pages: 176 - 187
Microsatellite analysis in museum samples reveals inbreeding before the regression of Bombus veteranus Kevin MaebeIvan MeeusGuy Smagghe Original article 25 October 2012 Pages: 188 - 197
The influence of Bt-transgenic maize pollen on the bacterial diversity in the midgut of Apis mellifera ligustica Li-Li GengHong-Juan CuiJie Zhang Original article 18 October 2012 Pages: 198 - 208
Predation pressure dynamics study of the recently introduced honeybee killer Vespa velutina: learning from the enemy Karine MonceauNevile MaherDenis Thiéry Original article 31 October 2012 Pages: 209 - 221
Galenics: studies of the toxicity and distribution of sugar substitutes on Apis mellifera Eva RademacherAnja FahlbergKathrin Voigt Original article 02 November 2012 Pages: 222 - 233
Introducing nests of the oil-collecting bee Centris analis (Hymenoptera: Apidae: Centridini) for pollination of acerola (Malpighia emarginata) increases yield Celso B. MagalhãesBreno M. Freitas Original article 31 October 2012 Pages: 234 - 239