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‘Perfect rat storm’: Ontario cities seek ways to fight increasingly visible rats | Globalnews.ca
In Toronto, the municipality's infrastructure committee recently adopted a motion asking city council to direct staff to craft an "action plan" to reduce rats in the city.
globalnews.ca
怎么老鼠都来欺负加拿大了，现在典型的落后国家。多伦多和渥太华鼠患大爆发，渥太华决定用良药。
In Ottawa, the city is exploring a form of rat birth control that is not yet legal in Canada.
Local council recently supported a motion brought by Coun. Laine Johnson that asks Health Canada to expedite the review of a product called ContraPest, which is already being deployed in Seattle.
ContraPest works by inducing early menopause in female rats while reducing sperm production in males.
Johnson called it a better solution than rat poison because rats have the ability to “learn” which food sources are bad for them and adjust their behaviour
