Bee colony losses in Brazil: a 5-year online survey Dayson CastilhosGenevile C. BergamoLionel S. Gonçalves Original article 15 May 2019 Pages: 263 - 272
Updating the saga of the small hive beetle (Aethina tumida): molecular inference of the origin of the South American invasion Erick Mauricio Goes CordeiroPatrícia Lima SoaresAlberto Soares Corrêa Scientific note 13 May 2019 Pages: 273 - 276
(S)-2-Heptanol, the alarm pheromone of the stingless bee Melipona solani (Hymenoptera, Meliponini) David Alavez-RosasDaniel Sánchez-GuillénLeopoldo Cruz-López Original article 15 May 2019 Pages: 277 - 287
Unpredicted occurrence of Aglae caerulea in the Pantanal wetland biome and its implications (Apidae: Euglossini) Evandson J. Anjos-Silva Scientific note 13 May 2019 Pages: 288 - 292
Correction to: Unpredicted occurrence of Aglae caerulea in the Pantanal wetland biome and its implications Apidae: Euglossini) Evandson J. Anjos-Silva Correction 27 June 2019 Pages: 293 - 294
The frequency of thelytokous parthenogenesis in European-derived Apis mellifera virgin queens Rosalyn GloagEmily J. RemnantBenjamin P. Oldroyd Original article Open access 08 May 2019 Pages: 295 - 303
Gene expression, sperm viability, and queen (Apis mellifera) loss following pesticide exposure under laboratory and field conditions Veeranan ChaimaneeJeffery S. Pettis Original article 08 May 2019 Pages: 304 - 316
Metabarcoding of honey to assess differences in plant-pollinator interactions between urban and non-urban sites Kay LucekAnaïs GalliYvonne Willi Original article 13 May 2019 Pages: 317 - 329
Three-dimensional reconstruction of corpora allata nucleus reveals insights into epigenetic mechanisms of caste differentiation in Melipona scutellaris stingless bees N. A. B. SchumannC. A. M. Cardoso-JuniorA. M. Bonetti Original article 06 June 2019 Pages: 330 - 339
Colour patterns, distribution and food plants of the Asian bumblebee Bombus bicoloratus (Hymenoptera: Apidae) Guiling DingShiwen ZhangJiandong An Original article 09 May 2019 Pages: 340 - 352
Nosema ceranae infection enhances Bifidobacterium spp. abundances in the honey bee hindgut Yakun ZhangXiaoxiao LuWei-Fone Huang Original article 01 May 2019 Pages: 353 - 362
A scientific note on the effect of oxalic acid on honey bee larvae Bethany TerpinDeja PerkinsJohn A. Pierson Scientific note 13 May 2019 Pages: 363 - 368
Sperm maturation process occurs in the seminal vesicle following sperm transition from testis in honey bee males Shinya HayashiToshiyuki Satoh Original Article 13 May 2019 Pages: 369 - 378
Low maize pollen collection and low pesticide risk to honey bees in heterogeneous agricultural landscapes Christine UrbanowiczNicolas BaertScott H. McArt Original article 17 May 2019 Pages: 379 - 390