Researchers have shown for the first time in an experiment that non-human animals can also exchange different kind of favors. Humans commonly trade different commodities, which is considered a core ...

Of the many myths that have followed the Brown Rat around New York City down the years perhaps the most commonly cited –and loved– is the one about there being one rat per person. That would equal ...

An estrogenic steroid, 17α-ethynylestradiol-3-cyclopentyl ether, was evaluated for voluntary oral acceptance and reproductive inhibition in caged and free-living wild Norway rats (Rattus norvegicus).

Psychologists and other social scientists study the actions and reactions of the albino rat to learn about human behavior. Now a University of Washington psychologist, Robert B. Lockard, suggests in ...

-Infected rats can cause symptoms in humans such as fever, fatigue, loss of appetite, jaundice, and dark urine, with pregnant women being in higher risk -4.4% of urban Norway rats in Seoul and Jeju ...

Reciprocity can generate stable levels of cooperation among unrelated social partners. If individuals interact repeatedly, costs of altruistic acts can be compensated through an exchange of donor and ...

In a recent study published in the journal mBio, researchers in the United States evaluated rat exposure to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in New York City (NYC). In ...