Rattus norvegicus, also called the Norway rat or brown rat — doesn’t hibernate in winter but does become less active when the weather is freezing for prolonged periods.

He doubts that he will ever have to pay up. The dominant rat in New York City is the Norway rat, Rattus norvegicus, also known as the brown rat. Brown rats are burrowing animals that are widest at ...

New York City’s wild rat species — Rattus norvegicus, also called the Norway rat or brown rat — doesn’t hibernate in winter but does become less active when the weather is freezing for ...

New York City’s cold snap is good news for the city’s rat catchers - New York’s ‘rat czar’ Kathleen Corradi says the weather ...

Such cold has, yes, a chilling effect on the Big Apple’s notorious rodents. But it boosts efforts to get rid of them, says ...

Cold Snap Chills New York City's Rats, and Heats up the Fight Against Them NEW YORK (AP) — This week's frigid weather has many New York City residents shivering, scurrying into cozy spots and ...

NEW YORK — This week's frigid weather has many New York City residents shivering, scurrying into cozy spots and feeling sapped. Including the rats. The United States' most populous city has been ...

“So we kind of get to double down now while the rats are ‘feeling the heat’ from this cold snap.” New York City's wild rat species — Rattus norvegicus, also called the Norway rat or brown rat — ...