One study found that rats emitted ultrasonic vocalizations when they were subjected to manual somatosensory stimulation, i.e., tickling. The results of this controversial research were published in ...

Researchers say rats and mice might be enhancing their strong sense of smell by using sounds unable to be detected by the human ear. Bruce - stock.adobe.com Forget scratch and sniff. For rodents, it’s ...

Pigs eat coal with relish, digest it with ease. As laboratory animals they are therefore incapable of shedding much light on human nutrition. Rats, on the other hand, have the same eating habits as ...

Rats are, in many ways, better adapted to cities than the humans that built them. While urbanites struggle with crowds, sparse parking spaces, and their upstairs neighbors stomping around at 4 a.m., ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Brown rats are the undisputed winners of the ...

In no spirit of levity, A. M. Hain of the Edinburgh Institute of Animal Genetics published the following item in the issue of Nature which reached the U. S. last week: “It is not uncommon for the ...

If you think laughter and comedy are reserved strictly for humans, you’d be wrong. A study in the late 1990s showed that creatures like rats emit ultrasonic vocalizations while playing with or ...