Should we give contraception to rats?

In a bold new effort to tackle New York City's infamous pest problem, city officials have approved a pilot programme that aims to control the rodent population with birth control.Starting next year, contraceptive pellets will be placed in rat-friendly traps in a section of Manhattan. Once ingested, it will make them infertile.What do you think about this approach? Is it something that might work here?Adrian Kennedy is joined by Éanna Ní Lamhna, Broadcaster and author, Trevor Hayden from Complete Pest Control and more to discuss.