Central Park Mice Don’t Get Out Much

The genetic stories of New York City rats and mice

By Katharine Walter

The good thing about studying rats is you don’t have to travel very far. Fordham University evolutionary biologist Jason Munshi-South studies biodiversity and evolution right here in New York City. His study subjects — rats and mice — are abundant here.

Munshi-South thinks of the city as a grand evolutionary experiment. When he looks at a map of New York City, he sees the city’s parks and green spaces as wildlife…