1. The majority of bees, which are not social, i.e. there is no worker caste and the bees do not live in colonies. Each nest is the work of an individual female, and although nests may be aggregated, there is no co-operation among individuals.
2. (solitary mining bees) See ANDRENIDAE.
"solitary bees." A Dictionary of Zoology. . Encyclopedia.com. (August 14, 2018). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/solitary-bees-0
"solitary bees." A Dictionary of Zoology. . Retrieved August 14, 2018 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/solitary-bees-0