D.C. has been battling the rat population on two fronts.
Recently, the District introduced the use of birth control in a pilot program to reduce the rodent population. But rat poisons, or, more formally, rodenticides, remain a go-to for rodent control on private and public property in urban settings and in the suburbs.
Veterinarians said that poses a real concern, as incidences of pets ingesting rodenticides have increased…