Hidden beneath the dunes, a mysterious creature glides through the sand. This is not one of the giant worms of Arrakis in Frank Herbert’s sci-fi epic, Dune. Rather, it’s an enigmatic and tiny mammal ...

Minuscule marsupial newborns that weigh less than a grain of rice have been filmed crawling towards their mother’s pouch for the first time. Unlike placental mammals, which give birth to much more ...