An ancient carnivorous marsupial relative named Thylacosmilus atrox had canines so massive that the roots wrapped over the top of the animal's skull. Jorge Blanco Sign up for CNN’s Wonder Theory ...

What is the oldest debate in Australian science? Probably, the argument over what caused extinction of our Pleistocene megafauna – the diprotodons, giant kangaroos, marsupial tapirs, über ...

While tapir fossils dating back over 100,000 years are known from China, the animals were thought to be extinct in the country before 2,200 years ago.

Surveying DNA methylation in opossum embryos reveals that, in marsupials, such marks are retained. DNA-methylation marks remain stable in early-stage opossum embryos. Skip to main content.