The pilot program will bring rat contraceptives to Lincoln Park later this summer, Ald. Timmy Knudsen (43rd) announced in a ...

Adopting pet mice is a big moment for anyone. Although a mouse doesn’t have the same demands as a cat or dog, caring for one isn’t just a walk in the park. You need to consider factors like how many ...

The Chicago City Council is expanding a rat birth control pilot program to the 43rd Ward, Lincoln Park, which uses cottonseed oil to inhibit rat fertility and reduce their population over time.

Alderman Timmy Knudsen, who represents the 43rd ward, announced Thursday the "rat contraceptive pilot" program.

Chicago is expanding its fight against rats — and it's not using poison. A North Side alderman is launching a pilot program that will use rat contraceptives to tackle the city’s growing rodent problem ...

The privately funded "Rat Contraceptive Pilot" uses non-toxic contraceptive pellets to reduce the rat population.