When most people think of rats, it brings up thoughts of nasty rodents scampering through a sewer or of horror movies, in ...

As a responsible reptile owner, you’re always on the lookout for the best snacks for your snake. They can’t just slither down to the Snake Shack – it’s up to you to source the highest quality, most ...

To create mouse-rat "chimeras," researchers injected rat stem cells into mouse embryos that lacked some genes for brain development. Creative Touch Imaging Ltd. / NurPhoto via Getty Images Scientists ...