Why do Boston's subway stations have mice?

And they are often indistinguishable from passengers.

I’ve always thought Charle’s wife was either a total bitch or really stupid. She gave him lunch every day. She could have just given him the nickel!

It’s easy to tell. The rats are politer.

The redline gets the best of everything, even nice mice!

I have most definitely seen mice roaming around on the tracks on DC’s Orange Line. Also plenty of people flouting the rule against eating.

People are eating the mice!? Gross.

Circle of Life, baby.

Probably, if you count parts-per-million allowed in their chocolate by FDA rules.