girl wiki:
>For other senses of this word, see girl (disambiguation). A girl is a young female human. The age at which a female person transitions from girl to woman varies in different societies, typically the transition from adolescence to maturity is taken to occur in the late teens.The English word from 1290 designated a child of either sex. During the 14th century its sense was narrowed to specifically female children. Subsequently, it was extended to refer also to mature but unmarried young women since the 1530s. Usage in the sense of (romantic) "sweetheart" arose in the 17th century.
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fly wiki:
>This article is about the insect. For other meanings, see Fly (disambiguation) As defined by entomologists, a fly (plural flies) is any species of insect of the order Diptera, some of which can land on food and transmit bacteria to humans. A few, like Ormia ochracea, have very advanced hearing organs. Flies are common amongst humans and have caused many diseases to spread in the past. The house-fly (Musca domestica) and mosquito are particularly common amongst humans. Other flies, such as the horse-fly (Family Tabanidae), can inflict painful bites. The larva of a fly is commonly called a maggot.
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