Estrus is the stage of the reproductive cycle in which the dog can become pregnant; sometimes a dog that is in estrus is said to be in heat or in season. On average, puberty or sexual maturity is reached at about 6 months of age, but this can vary by breed.
A small scale enterprise is a privately owned and operated business, characterized by a small number of employees and low turnover. A small enterprise usually only shares a tiny segment of the market it operates in.
The U.S government defines the sizes of businesses, such as the number of employees and number of revenues. Furthermore, these enterprises are sized by employee size, features of small scale industries and characteristics are successful small scale and medium scale business.