They can also contribute to the mixed breed dog population, for wandering males will find females in heat, and wandering females in heat will be a target for any male. (canismajor.com)
It's hard to find a female who doesn't do it. (health.com)
Other times, though, women may feel a sense of solidarity and companionship in finding a female travel partner or travel companion to accompany them on their trip. (tourlina.com)