Rats are thriving in Toronto. Climate change is making it worse, study suggests
Toronto’s rat population is growing faster than the rodents of New York City, Chicago or Amsterdam, according to a new study. CBC's Tyreike Reid shows us climate change may be a contributing factor.
2:03
4:31
13:37
1:53
30:02
4:57
12:24
21:13
4:59
1:28
