The Siberian hamster is a model organism for studying seasonal biological rhythms. They breed during the spring and early summer, but as fall approaches, their bodies change dramatically. The hamsters ...

Many animals, including humans, have internal clocks and calendars to help them regulate behavior, physiological functions and biological processes. Although scientists have extensively studied the ...

During the short days of winter, Siberian hamsters suffer less severe symptoms to infections than they do during the long days of summer, new research shows. The study found that fevers didn't last as ...

Analysis of the first fully-sequenced genome of the Siberian hamster shows how these small, seasonal breeders adapt their bodies and energy usage to survive the winter. The study shows that shifting ...

Many animals, including humans, have internal clocks and calendars to help them regulate behavior, physiological functions and biological processes. Although scientists have extensively studied the ...