Behav Ecol Sociobiol (2017) 71:135 DOI 10.1007/s00265-017-2365-6 ORIGINAL ARTICLE Sociodemographic variation in foraging behavior and the adaptive significance of worker production in the facultatively social small carpenter bee, Ceratina calcarata 1,2 1 1 Michael Mikát & Cullen Franchino & Sandra M. Rehan Received: 17 March 2017 /Revised: 20 July 2017 /Accepted: 7 August 2017 Springer-Verlag GmbH Germany 2017 Abstract small daughter was observed to adopt a forager role at Provisioning for young offspring is an archetypical form of maturity and provisioned for her siblings. Dwarf daughters parental investment. Ceratina calcarata bees provide ex- had a higher number of active days and foraging trips per tended maternal care to their young and demonstrate an day in orphaned nests than in nests where a mother was unusual strategy of dual-phase pollen provisioning. Most present. The foraging behaviors of worker-like daughters bees first gather provisions as they establish nests in were similarinlengthof foragingtripand handling time to spring. However, C. calcarata mothers will also feed their mothers during this second provisioning period. We hy- newly eclosed young a second time, perhaps ensuring their pothesize that incipiently social foraging by this smallest survival during a long winter diapause. Some mothers rear daughter may act
Behavioral Ecology and Sociobiology – Springer Journals
Published: Aug 17, 2017
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