Feral cats occupy 99.8 percent of the Australian continent. Cats, brought by European explorers on ships, are blamed for the extinction and endangerment of numerous mammal species found nowhere else.

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Lenie Namatjira, "Mt Gillen, near Alice Springs" (2016), watercolor and fiber-tipped pen over pencil, 7.87 x 11 inches (© Lenie Namatjira/Licensed by Copyright ...

Between about 45,000 and 50,000 years ago, Australia experienced three radical changes. The continent was once home to a menagerie of giant creatures, or megafauna, such as marsupial versions of lions ...

Scientists have used sub-surface imaging and aerial surveys to see through floodplains in the Red Lily Lagoon area of West Arnhem Land in Australia. These ground-breaking methods showed how this ...