Isle of Skye discovery suggests ancient mammals had longer lifespans than modern counterparts
Ancient small mammals on Scotland’s Isle of Skye may have had longer lifespans and developmental periods than their modern counterparts. Researchers studied the fossilized remains of two mouse-sized mammals, one adult and one juvenile, that lived around 166 million years ago during the Middle Jurassic. The study found that the adult was about 7 years … Read more