Australia’s biggest birds come with even bigger personalities. Australia is home to some very large, charismatic birds. In fact, the emu is the second largest in the world, after the ostrich.

More than 85 percent of Australia's large mammals, birds and reptiles weighing more than 100 pounds went extinct shortly after humans arrived, including 19 species of marsupials, ...

These large birds are only found in Australia, Papua New Guinea, and some Pacific islands. CREDIT: Wokephoto17/Getty Images. Cassowaries are “naturally cranky” and known to be quite territorial.

Australia's living flightless birds ... Even the smallest of these mihirungs was as large as an emu, while others grew to the size of a horse, with males weighing up to 1,433 pounds.

The origin of large earth-mounds in New South Wales is hard to explain with geological forces alone, maybe a still unknown species of mound-building bird made them some 10,000 years ago.

A cassowary, a large flightless bird native to Australia, shocked beachgoers at the Bingil Bay Campground in Queensland by emerging from the ocean after a long swim ...

Beachgoers in Australia were shocked when an enormous bird, considered by some to be the world's most dangerous, emerged from the water on Oct. 31 and shook itself off.. The bird, called a ...