Rodents and Shrews

Matina Kalcounis-Rueppell deciphers the ultrasonic chatter, shown here plotted on a spectrograph, of a deer mouse.

The Mystery of the Singing Mice

A scientist has discovered that high-pitched sounds made by the small rodents could actually be melodious songs

Upon discovering Mr. Saddlebags, Aharoni gave them the name, oger. We know them, in English, as the Syrian hamster or, because it is now the most common hamster in the world, simply the hamster.

The Untold Story of the Hamster, a.k.a Mr. Saddlebags

The hamster may be ubiquitous now, but it was a pioneering scientist who brought the rodent into labs and homes across the world

Beavers have long been recognized as the engineers of the forest, constantly reshaping their surroundings.

Beavers: The Engineers of the Forest

Back from the brink of extinction, the beavers of Massachusetts are a crucial component of a healthy ecosystem

Baltimore has been a national hotspot for rat studies for well over half a century.

Crawling Around with Baltimore Street Rats

The “urban ecosystem” serves as a research lab for scientist Gregory Glass, who studies the lives of the Charm City’s rats

A family of black-tailed prairie dogs practices their vigilance from their colony in Highlands Ranch.

Denver’s Street-Smart Prairie Dogs

Researchers explore why members of one species are thriving in urban areas while rural populations dwindle

Muskrat lunch was also available in the school cafeteria.

Muskrat Love

An annual festival on Maryland’s Eastern Shore celebrates an unlikely mascot

None

How Squirrels Fly

Fascinated by the graceful gliding of these mammals with "wings," scientists take a close look.

Page 5 of 5