And in experiments with genetically modified mice — a process that took roughly four years — tinkering with Alu insertions in the rodents’ TBXT genes resulted in variable tail lengths.

In 1980, Logitech started selling a round, three-button input device known the Depraz mouse or Swiss mouse, which was made by — you guessed it — a Swiss company called Depraz. At the time ...

The pygmy mouse lemur is the smallest primate in the world. Its head and body are less than two and a half inches long, though its tail is a bit more than twice that length. These threatened ...

Three mice from tail-tip cells were born alive, all of them males with black eyes. Due to the very small number of live offspring obtained, however, the relationship between cloning success or ...