Chicago has been named the “rattiest” city for 10 years running, according to pest control company Orkin, and efforts to ...

There are old rat paths beneath the benches in at least two ferry sheds. In the spring and summer, multitudes of one species, the brown rat, live in twisting, many-chambered burrows in vacant lots ...

New York rats are primarily Norway (or brown) rats. Their ancestors lived in the wild in northern China and Mongolia, were established in parts of Europe by 1500, and then followed Europeans ...

Norway rats (Rattus norvegicus), like most species of rat, are very sociable and cooperate to help each other out Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

Avian influenza continues to fuel egg shortages. Plus, a delayed CDC study on household cats reveals concerning human exposure routes ...

Rat populations are rising dramatically in cities worldwide, and new research suggests that global warming, urbanization, and ...

From surviving harsh winters in city sewers to shaping scientific research at the Wistar Institute housed at the University of Pennsylvania, rats have a story to tell about our shared past. “Brown ...

A male rat tries to mate with as many female rats as possible. Even though brown rats are also called Norway rats, the geographical name’s not accurate. They’re not from Norway. They’re from ...

The answer to the latter, it became clear, was much more than a T-shirt. The brown rat, or Rattus norvegicus, isn't all that different from the average New Yorker. It hates long commutes and loves ...

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