The queen is dead-long live the workers: intraspecific parasitism by workers in the stingless bee Melipona scutellaris - Alves, Denise de Araujo; Imperatriz-Fonseca, Vera Lucia; Francoy, Tiago Mauricio; Santos Filho, Persio de Souza; Nogueira Neto, Paulo; Billen, J.; Wenseleers, Tom (Molecular Ecology, 2009)